Add `-XDcompilePolicy=simple` to default javacopts

it is required by Error Prone, see linked bug.

Fixes https://github.com/bazelbuild/bazel/issues/12270

PiperOrigin-RevId: 338634333
diff --git a/tools/jdk/default_java_toolchain.bzl b/tools/jdk/default_java_toolchain.bzl
index 6efd69d..a307808 100644
--- a/tools/jdk/default_java_toolchain.bzl
+++ b/tools/jdk/default_java_toolchain.bzl
@@ -44,6 +44,7 @@
 
 DEFAULT_JAVACOPTS = [
     "-XDskipDuplicateBridges=true",
+    "-XDcompilePolicy=simple",
     "-g",
     "-parameters",
 ]