chore: Updating JDK version in post-integration pipeline

Author: Per Kops

.github/workflows/post-integration.yml

@@ -35,10 +35,11 @@ jobs:
         with:
           dotnet-version: '6.0.x'
 
-      - name: ⚙️ Set up JDK 11
-        uses: actions/setup-java@v1
+      - name: ⚙️ Set up JDK 17
+        uses: actions/setup-java@v3
         with:
-          java-version: 1.11
+          java-version: 17
+          distribution: 'zulu'
 
       - name: 🧹 Clean
         run: dotnet clean -c Release && dotnet nuget locals all --clear