Update image alt-text and note formatting in docs

Standardized image alt-text punctuation in 'create-service-group-member-portal.md' and corrected note formatting in 'manage-membership.md'. Also replaced sample CorrelationId values with generic placeholders for consistency.

Author: kenieva

articles/governance/service-groups/create-service-group-member-portal.md

@@ -28,7 +28,7 @@ To add resources, resource groups, or subscriptions to a Service Group (preview)
 
 1. When creating a new Service Group, there's an available `Members` tab to add resources. 
 
-:::image type="content" source="./media/members-tab-create-flow.png" alt-text="Screenshot of the members tab within the create service group page" lightbox="./media/members-tab-create-flow.png":::
+:::image type="content" source="./media/members-tab-create-flow.png" alt-text="Screenshot of the members tab within the create service group page." lightbox="./media/members-tab-create-flow.png":::
 
 2. Select to add individual resources, resource groups, or subscriptions. 
 
@@ -38,7 +38,7 @@ To add resources, resource groups, or subscriptions to a Service Group (preview)
 
 5. All members to be added are displayed in the list. 
 
-:::image type="content" source="./media/members-list-create-flow.png" alt-text="Screenshot of the members list within the create service group page" Lightbox="./media/members-list-create-flow.png":::
+:::image type="content" source="./media/members-list-create-flow.png" alt-text="Screenshot of the members list within the create service group page." Lightbox="./media/members-list-create-flow.png":::
 
 6. Continue the service group creation flow or if all information is correct, select **Review + Create**
 
@@ -55,7 +55,7 @@ To add resources, resource groups, or subscriptions to a Service Group (preview)
 
 5. In the left hand side service menu, select **members** under relationship management. 
 
-:::image type="content" source="./media/members-service-menu.png" alt-text="Screenshot of the relationship management drop down within the left hand context pane on the service group page" Lightbox="./media/members-service-menu.png":::
+:::image type="content" source="./media/members-service-menu.png" alt-text="Screenshot of the relationship management drop down within the left hand context pane on the service group page." Lightbox="./media/members-service-menu.png":::
 
 6. To add members, select the **+Add** button on the top action bar. Select to add individual resources, resource groups, or subscriptions. On the **Add members** pane, select and filter to the desired resources. Once all members are chosen, select **Add**. 
 
@@ -74,7 +74,7 @@ To add resources, resource groups, or subscriptions to a Service Group (preview)
 
 6. Select the members from the list of members by clicking the check box and press **Delete** from the top action bar. This removes the resource as a member, but won't delete the resource. 
 
-:::image type="content" source="./media/delete-members.png" alt-text="Screenshot of the delete button within the  service group members page" Lightbox="./media/delete-members.png":::
+:::image type="content" source="./media/delete-members.png" alt-text="Screenshot of the delete button within the  service group members page." Lightbox="./media/delete-members.png":::
 
 ## Next step
 

articles/governance/service-groups/manage-membership.md

@@ -159,7 +159,7 @@ Service Group memberships can be created in bulk using results from an Azure Res
 
 The example below groups storage accounts that need to enable soft delete. The script first runs an ARG query to select the storage accounts that should become members of the Service Group based on their tag values. Then it loops through each resource identified in the query and deploys a 'Microsoft.Relationships/serviceGroupMember' to represent the membership.
 
->!Note
+>[!Note]
 > This is an example powershell command on how to use a Resource Group query to create Service Groups members for that point in time. 
 
 ```ps1
@@ -340,7 +340,7 @@ Subscription name        Tenant
 ResourceGroupName       : RG Name
 OnErrorDeployment       :
 DeploymentName          : tmp9832.tmp
-CorrelationId           : 07b14325-151e-4069-a0d8
+CorrelationId           : 123456
 ProvisioningState       : Succeeded
 Timestamp               : 10/30/2025 8:44:18 PM
 Mode                    : Incremental
@@ -374,7 +374,7 @@ Using template:     {
 ResourceGroupName       : RGName
 OnErrorDeployment       :
 DeploymentName          : tmpF70C.tmp
-CorrelationId           : 9d792775-8a83-4c89-b98d
+CorrelationId           : 1234567
 ProvisioningState       : Succeeded
 Timestamp               : 10/30/2025 8:44:41 PM
 Mode                    : Incremental
@@ -423,7 +423,7 @@ ExtendedProperties : {}
 ResourceGroupName       : RGName
 OnErrorDeployment       :
 DeploymentName          : tmp55E7.tmp
-CorrelationId           : 301044aa-f0ec-4e6b-9e2a
+CorrelationId           : 12345678
 ProvisioningState       : Succeeded
 Timestamp               : 10/30/2025 8:51:43 PM
 Mode                    : Incremental
@@ -457,7 +457,7 @@ Using template:     {
 ResourceGroupName       : RGName
 OnErrorDeployment       :
 DeploymentName          : tmpBB4C.tmp
-CorrelationId           : 85bed56d-251e-4737-b91f
+CorrelationId           : 123456789
 ProvisioningState       : Succeeded
 Timestamp               : 10/30/2025 8:52:03 PM
 Mode                    : Incremental