Merge pull request #3131 from microsoftgraph/dependabot/github_actions/actions/setup-dotnet-5.3.0

chore(deps): Bump actions/setup-dotnet from 5.2.0 to 5.3.0

Author: github-actions[bot]

.github/workflows/validatePullRequest.yml

@@ -20,7 +20,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       - name: Setup .NET
-        uses: actions/setup-dotnet@v5.2.0
+        uses: actions/setup-dotnet@v5.3.0
         with:
           dotnet-version: 8.x
       - name: Initialize CodeQL