Update github deprecated actions

Author: TheLimeGlass

.github/workflows/test.yml

@@ -9,17 +9,14 @@ on:
 jobs:
   testing:
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        java-version: [11, 13, 17]
     steps:
       - uses: actions/checkout@v4
       - name: validate gradle wrapper
         uses: gradle/wrapper-validation-action@v1
-      - name: Set up JDK ${{ matrix.java-version }}
-        uses: actions/setup-java@v1
+      - name: Set up JDK
+        uses: actions/setup-java@v4
         with:
-          java-version: ${{ matrix.java-version }}
+          java-version: 17
           distribution: 'microsoft'
 
       - name: Cache Gradle packages