[CI] add java-version dimesion to test matrix

.github/workflows/config.yml

@@ -8,22 +8,25 @@ on:
       - master
 jobs:
   build:
+    strategy:
+      matrix:
+        java-version: ["11", "17", "21"]
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3.4.0
+        uses: actions/checkout@v4
       - name: Setup Java
-        uses: actions/setup-java@v3.10.0
+        uses: actions/setup-java@v4
         with:
-          java-version: '11'
+          java-version: ${{ matrix.java-version }}
           distribution: 'corretto'
       - name: Setup Clojure
         uses: DeLaGuardo/[email protected]
         with:
           cli: 1.11.1.1165
 
       - name: Cache clojure dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ~/.m2/repository