Update actions/setup-dotnet action to v4.3.0

Author: renovate[bot]

.github/workflows/build.yml

@@ -59,7 +59,7 @@ jobs:
         run: sudo apt-get install -y libgit2-dev
 
       - name: Setup required dotnet versions
-        uses: actions/setup-dotnet@6bd8b7f7774af54e05809fcc5431931b3eb1ddee # v4.0.1
+        uses: actions/setup-dotnet@3951f0dfe7a07e2313ec93c75700083e2005cbab # v4.3.0
         with:
           dotnet-version: |
             2.1.818