Update clang version to clang-r437112b

Bug: 201432564
Test: make
Change-Id: I77bb074ed8dee7cad63d3b3765d9a2c3bc1b8aae
diff --git a/rust/bindgen.go b/rust/bindgen.go
index 5e1b4b7..ef5702b 100644
--- a/rust/bindgen.go
+++ b/rust/bindgen.go
@@ -30,7 +30,7 @@
 	defaultBindgenFlags = []string{""}
 
 	// bindgen should specify its own Clang revision so updating Clang isn't potentially blocked on bindgen failures.
-	bindgenClangVersion = "clang-r437112"
+	bindgenClangVersion = "clang-r437112b"
 
 	_ = pctx.VariableFunc("bindgenClangVersion", func(ctx android.PackageVarContext) string {
 		if override := ctx.Config().Getenv("LLVM_BINDGEN_PREBUILTS_VERSION"); override != "" {