Removed ms.service in selected yml file

Author: theresa-i

learn-pr/wwl-data-ai/understand-fabric-iq-fundamentals/1-introduction.yml

@@ -8,7 +8,6 @@ metadata:
   author: theresa-i
   ms.author: theresai
   ms.topic: unit
-  ms.service: fabric
   ai-usage: ai-generated
 azureSandbox: false
 labModal: false

learn-pr/wwl-data-ai/understand-fabric-iq-fundamentals/2-get-started-with-fabric-iq.yml

@@ -8,8 +8,7 @@ metadata:
   author: theresa-i
   ms.author: theresai
   ms.topic: unit
-  ms.service: fabric
-ai-usage: ai-generated
+  ai-usage: ai-generated
 durationInMinutes: 8
 content: |
   [!include[](includes/2-get-started-with-fabric-iq.md)]

learn-pr/wwl-data-ai/understand-fabric-iq-fundamentals/3-explore-fabric-iq-components.yml

@@ -8,7 +8,6 @@ metadata:
   author: theresa-i
   ms.author: theresai
   ms.topic: unit
-  ms.service: fabric
   ai-usage: ai-generated
 durationInMinutes: 8
 content: |

learn-pr/wwl-data-ai/understand-fabric-iq-fundamentals/4-understand-ontology-modeling-paradigm.yml

@@ -8,7 +8,6 @@ metadata:
   author: theresa-i
   ms.author: theresai
   ms.topic: unit
-  ms.service: fabric
   ai-usage: ai-generated
 durationInMinutes: 10
 content: |

learn-pr/wwl-data-ai/understand-fabric-iq-fundamentals/5-knowledge-check.yml

@@ -10,7 +10,6 @@ metadata:
   author: theresa-i
   ms.author: theresai
   ms.topic: unit
-  ms.service: fabric
   ai-usage: ai-generated
 azureSandbox: false
 labModal: false

learn-pr/wwl-data-ai/understand-fabric-iq-fundamentals/6-summary.yml

@@ -8,7 +8,6 @@ metadata:
   author: theresa-i
   ms.author: theresai
   ms.topic: unit
-  ms.service: fabric
   ai-usage: ai-generated
 durationInMinutes: 3
 content: |