Add embedded jdk support for ppc64le

This adds support for embedding OpenJDK in bazel for ppc64le.
Azul Systems does not create Zulu/OpenJDK builds for ppc64le, but AdoptOpenjdk.net does.

This PR adds the necessary configs and conditionals and http_file configuration URLs for adoptopenjdk downloads.
The minimize_jdk.sh script needed a slight generalization.

I've been using adoptOpenjdk-embedded bazel for quite a while and can vouch for its stability.

Closes #11436.

PiperOrigin-RevId: 313571170
diff --git a/src/BUILD b/src/BUILD
index 0d46818..124585b 100644
--- a/src/BUILD
+++ b/src/BUILD
@@ -226,6 +226,9 @@
         "//src/conditions:linux_aarch64": [
             "@openjdk_linux_aarch64_vanilla//file",
         ],
+        "//src/conditions:linux_ppc64le": [
+            "@openjdk_linux_ppc64le_vanilla//file",
+        ],
         "//conditions:default": [
             "@openjdk_linux_vanilla//file",
         ],
@@ -758,6 +761,7 @@
         "@remote_java_tools_windows_for_testing//:WORKSPACE",
         "@remotejdk11_linux_aarch64_for_testing//:WORKSPACE",
         "@remotejdk11_linux_for_testing//:WORKSPACE",
+        "@remotejdk11_linux_ppc64le_for_testing//:WORKSPACE",
         "@remotejdk11_macos_for_testing//:WORKSPACE",
         "@remotejdk11_win_for_testing//:WORKSPACE",
         "@rules_cc//:WORKSPACE",