Fix Java 8 transition

Author: fmeum

src/build_defs.bzl

@@ -17,9 +17,13 @@
 _java_language_version_8_transition = transition(
     implementation = lambda settings, attr: {
         "//command_line_option:java_language_version": "8",
+        "//command_line_option:java_runtime_version": "remotejdk_8",
     },
     inputs = [],
-    outputs = ["//command_line_option:java_language_version"],
+    outputs = [
+        "//command_line_option:java_language_version",
+        "//command_line_option:java_runtime_version",
+    ],
 )
 
 def _transition_java_language_8_archive_impl(ctx):