Merge pull request #1538 from microsoftgraph/dependabot/github_actions/actions/setup-dotnet-3.0.3

Bump actions/setup-dotnet from 3.0.2 to 3.0.3

Author: baywet

.github/workflows/validatePullRequest.yml

@@ -15,7 +15,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3.1.0
       - name: Setup .NET
-        uses: actions/setup-dotnet@v3.0.2
+        uses: actions/setup-dotnet@v3.0.3
         with:
           dotnet-version: 6.0.x
       - name: Initialize CodeQL