Update actions

Author: object-Object

.github/workflows/build.yml

@@ -10,14 +10,14 @@ jobs:
     steps:
 
       - name: checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: setup jdk ${{ matrix.java }}
         uses: actions/setup-java@v1
         with:
           java-version: ${{ matrix.java }}
 
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         with:
           path: |
             ~/.gradle/caches
@@ -33,7 +33,7 @@ jobs:
         run: ./gradlew build
 
       - name: capture build artifacts
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: Artifacts
           path: build/libs/