Setup-Dotnet: Update all workflows to Setup-Dotnet V4

code-scanning/defender-for-devops.yml

@@ -33,7 +33,7 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - uses: actions/setup-dotnet@v3
+    - uses: actions/setup-dotnet@v4
       with:
         dotnet-version: |
           5.0.x

code-scanning/ossar.yml

@@ -40,7 +40,7 @@ jobs:
     # GitHub hosted runners already have a compatible version of dotnet installed and this step may be skipped.
     # For self-hosted runners, ensure dotnet version 3.1.201 or later is installed by including this action:
     # - name: Install .NET
-    #   uses: actions/setup-dotnet@v2
+    #   uses: actions/setup-dotnet@v4
     #   with:
     #     dotnet-version: '3.1.x'