Revert "keep jdk21-preview for architectures unsupported by eclipse-t…

…emurin:21 image" "also remove linux-s390x for jdk21" "remove linux-arm32 and linux-ppc64le architectures for jdk21, unavailable in eclipse-temurin images"

This reverts commits bce36e2, d154f2e and a900d2d

docker-bake.hcl

@@ -23,22 +23,22 @@ group "linux-arm32" {
   targets = [
     "debian_jdk11",
     "debian_jdk17",
-    "debian_jdk21_preview"
+    "debian_jdk21"
   ]
 }
 
 group "linux-s390x" {
   targets = [
     "debian_jdk11",
-    "debian_jdk21_preview"
+    "debian_jdk21"
   ]
 }
 
 group "linux-ppc64le" {
   targets = [
     "debian_jdk11",
     "debian_jdk17",
-    "debian_jdk21_preview"
+    "debian_jdk21"
   ]
 }
 
@@ -212,6 +212,7 @@ target "debian_jdk17" {
   platforms = ["linux/amd64", "linux/arm64", "linux/arm/v7", "linux/ppc64le"]
 }
 
+
 target "debian_jdk21" {
   dockerfile = "debian/Dockerfile"
   context    = "."
@@ -227,23 +228,5 @@ target "debian_jdk21" {
     "${REGISTRY}/${JENKINS_REPO}:latest-bookworm-jdk21",
     "${REGISTRY}/${JENKINS_REPO}:latest-jdk21",
   ]
-  platforms = ["linux/amd64", "linux/arm64"]
-}
-
-target "debian_jdk21_preview" {
-  dockerfile = "debian/21/Dockerfile"
-  context    = "."
-  args = {
-    JAVA_VERSION   = JAVA21_VERSION
-    VERSION        = REMOTING_VERSION
-    DEBIAN_RELEASE = DEBIAN_RELEASE
-  }
-  tags = [
-    equal(ON_TAG, "true") ? "${REGISTRY}/${JENKINS_REPO}:${REMOTING_VERSION}-${BUILD_NUMBER}-jdk21-preview" : "",
-    "${REGISTRY}/${JENKINS_REPO}:bookworm-jdk21-preview",
-    "${REGISTRY}/${JENKINS_REPO}:jdk21-preview",
-    "${REGISTRY}/${JENKINS_REPO}:latest-bookworm-jdk21-preview",
-    "${REGISTRY}/${JENKINS_REPO}:latest-jdk21-preview",
-  ]
-  platforms = ["linux/ppc64le", "linux/s390x", "linux/arm/v7"]
+  platforms = ["linux/amd64", "linux/arm64", "linux/ppc64le", "linux/s390x", "linux/arm/v7"]
 }