chore: bump actions/setup-java from 2 to 4

Bumps [actions/setup-java](https://github.com/actions/setup-java) from 2 to 4.
- [Release notes](https://github.com/actions/setup-java/releases)
- [Commits](actions/setup-java@v2...v4)

---
updated-dependencies:
- dependency-name: actions/setup-java
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/build.yml

@@ -37,7 +37,7 @@ jobs:
           path: gatling-highcharts
 
       - name: Setup JDK
-        uses: actions/setup-java@v2
+        uses: actions/setup-java@v4
         with:
           distribution: 'zulu'
           java-version: '21'

.github/workflows/create-release.yml

@@ -32,7 +32,7 @@ jobs:
           token: ${{ secrets.GATLING_CI_TOKEN }} # for tag to trigger other workflows (release)
 
       - name: Setup JDK
-        uses: actions/setup-java@v2
+        uses: actions/setup-java@v4
         with:
           distribution: 'zulu'
           java-version: '21'

.github/workflows/release.yml

@@ -21,7 +21,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Setup JDK
-        uses: actions/setup-java@v2
+        uses: actions/setup-java@v4
         with:
           distribution: 'zulu'
           java-version: '21'