Pin clang for darwin to r487747c

Neither of versions in ToT (r522817, r530567, r536225) could compile
stable openjdk for x86 Mac platform. We'll wait for openjdk to adopt
to new compiler version,and then unpin.

Bug: 362507018
Change-Id: I0ad7125a98490460b256c8dbbfa458af9bc0963a
diff --git a/build-jetbrainsruntime-common.sh b/build-jetbrainsruntime-common.sh
index 9b6b3ed..c6b4c91 100644
--- a/build-jetbrainsruntime-common.sh
+++ b/build-jetbrainsruntime-common.sh
@@ -99,7 +99,7 @@
     declare -r sysroot="$out_path/sysroot"
     ;;
   Darwin)
-    declare -r clang_bin="$top/prebuilts/clang/host/darwin-x86/clang-stable/bin"
+    declare -r clang_bin="$top/prebuilts/clang/host/darwin-x86/clang-r487747c/bin"
     declare -r sysroot=$(xcrun --show-sdk-path)
     ;;
   CYGWIN*) # Windows Cygwin