added lightbox and resized images

Author: ElazarK

articles/defender-for-cloud/media/tutorial-enable-pr-annotations/build-validation.png

@@ -51,15 +51,15 @@ By enabling pull request annotations in GitHub, your developers gain the ability
 
 1. Navigate to **`Your repository's home page`** > **.github/workflows**.
 
-    :::image type="content" source="media/tutorial-enable-pr-annotations/workflow-folder.png" alt-text="Screenshot that shows where to navigate to, to select the GitHub workflow folder.":::
+    :::image type="content" source="media/tutorial-enable-pr-annotations/workflow-folder.png" alt-text="Screenshot that shows where to navigate to, to select the GitHub workflow folder." lightbox="media/tutorial-enable-pr-annotations/workflow-folder.png":::
 
 1. Select **msdevopssec.yml**, which was created in the [prerequisites](#prerequisites).
 
-    :::image type="content" source="media/tutorial-enable-pr-annotations/devopssec.png" alt-text="Screenshot that shows you where on the screen to select the msdevopssec.yml file.":::
+    :::image type="content" source="media/tutorial-enable-pr-annotations/devopssec.png" alt-text="Screenshot that shows you where on the screen to select the msdevopssec.yml file." lightbox="media/tutorial-enable-pr-annotations/devopssec.png":::
 
 1. Select **edit**.
 
-    :::image type="content" source="media/tutorial-enable-pr-annotations/edit-button.png" alt-text="Screenshot that shows you what the edit button looks like.":::
+    :::image type="content" source="media/tutorial-enable-pr-annotations/edit-button.png" alt-text="Screenshot that shows you what the edit button looks like." lightbox="media/tutorial-enable-pr-annotations/edit-button.png":::
 
 1. Locate and update the trigger section to include:
 
@@ -69,8 +69,6 @@ By enabling pull request annotations in GitHub, your developers gain the ability
       branches: ["main"]
     ```
 
-    :::image type="content" source="media/tutorial-enable-pr-annotations/trigger-section.png" alt-text="Screenshot of how the code will look when added.":::
-
     You can also view a [sample repository](https://github.com/microsoft/security-devops-action/tree/main/samples).
 
     (Optional) You can select which branches you want to run it on by entering the branch(es) under the trigger section. If you want to include all branches remove the lines with the branch list.  
@@ -117,7 +115,7 @@ Before you can enable pull request annotations, your main branch must have enabl
 
 1. Navigate to **Branch Policies** > **Main branch**.
 
-    :::image type="content" source="media/tutorial-enable-pr-annotations/branch-policies.png" alt-text="Screenshot that shows where to locate the branch policies.":::
+    :::image type="content" source="media/tutorial-enable-pr-annotations/branch-policies.png" alt-text="Screenshot that shows where to locate the branch policies." lightbox="media/tutorial-enable-pr-annotations/branch-policies.png":::
 
 1. Locate the Build Validation section.