Switch to clang-r416183d

Bug: http://b/189328402

This contains a fix to AArch64 __clear_cache.

Test: TH + Manual verification by emulator team.
Change-Id: If11e59638f47a5c9532d84d19c7a76e6e8718af8
diff --git a/cc/config/global.go b/cc/config/global.go
index 24e10a4..e6daffa 100644
--- a/cc/config/global.go
+++ b/cc/config/global.go
@@ -145,8 +145,8 @@
 
 	// prebuilts/clang default settings.
 	ClangDefaultBase         = "prebuilts/clang/host"
-	ClangDefaultVersion      = "clang-r416183b"
-	ClangDefaultShortVersion = "12.0.5"
+	ClangDefaultVersion      = "clang-r416183d"
+	ClangDefaultShortVersion = "12.0.7"
 
 	// Directories with warnings from Android.bp files.
 	WarningAllowedProjects = []string{