Switch docker to last LTS JRE 21 (#378)

Valery Kharseko

09.05.2024 26adeaa0043cf9055640ca3d39dff5b11225ef4d

 .github/workflows/build.yml

@@ -139,7 +139,7 @@
          file: ./opendj-packages/opendj-docker/Dockerfile
          build-args: |
            VERSION=${{ env.release_version }}
          platforms: linux/amd64, linux/arm64/8, linux/arm/v7, linux/ppc64le, linux/s390x
          platforms: linux/amd64, linux/arm64/8, linux/ppc64le, linux/s390x #, linux/arm/v7
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}