Update Actions to Node 20 (#22)

Add Gradle wrapper validation

Author: sciencewhiz

.github/workflows/ci.yml

@@ -8,13 +8,16 @@ jobs:
     runs-on: ubuntu-latest
     container: wpilib/roborio-cross-ubuntu:2023-22.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
-      - uses: actions/setup-java@v1
+      - uses: gradle/actions/wrapper-validation@v3
+
+      - uses: actions/setup-java@v4
         with:
           java-version: 11
+          distribution: 'zulu'
 
       - name: Publish
         run: |
@@ -31,7 +34,7 @@ jobs:
           ARTIFACTORY_PUBLISH_PASSWORD: ${{ secrets.ARTIFACTORY_PASSWORD }}
         if: github.repository_owner == 'wpilibsuite' && startsWith(github.ref, 'refs/tags/v')
 
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v4
         with:
           name: Maven
           path: ~/releases