Fix numbered list format to use '1.' for all items per markdown best practice

Co-authored-by: alvinashcraft <[email protected]>

Author: Copilot

uwp/security/web-authentication-broker.md

@@ -193,10 +193,10 @@ The Fiddler web debugger can be used with apps. For more information, see [Fiddl
 
     **Option B: Using Windows Defender Firewall with Advanced Security:**
     1. Open Windows Defender Firewall with Advanced Security (run `wf.msc`)
-    2. Click "Inbound Rules" in the left pane
-    3. Click "New Rule..." in the right pane
-    4. Select "Program" and click Next
-    5. Browse to your Fiddler executable (typically `C:\Program Files\Fiddler\Fiddler.exe`) and click Next
-    6. Select "Allow the connection" and click Next
-    7. Check all network types (Domain, Private, Public) and click Next
-    8. Give the rule a name like "Fiddler for AuthHost Debugging" and click Finish
+    1. Click "Inbound Rules" in the left pane
+    1. Click "New Rule..." in the right pane
+    1. Select "Program" and click Next
+    1. Browse to your Fiddler executable (typically `C:\Program Files\Fiddler\Fiddler.exe`) and click Next
+    1. Select "Allow the connection" and click Next
+    1. Check all network types (Domain, Private, Public) and click Next
+    1. Give the rule a name like "Fiddler for AuthHost Debugging" and click Finish