Update rust bindgen to clang-r498229b

Bug: 293616148
Change-Id: I5102c5834a4f2f74242d57c9ec946d0b9381e893
Test: presubmit
diff --git a/rust/bindgen.go b/rust/bindgen.go
index 407f275..a80a587 100644
--- a/rust/bindgen.go
+++ b/rust/bindgen.go
@@ -29,7 +29,7 @@
 	defaultBindgenFlags = []string{""}
 
 	// bindgen should specify its own Clang revision so updating Clang isn't potentially blocked on bindgen failures.
-	bindgenClangVersion = "clang-r498229"
+	bindgenClangVersion = "clang-r498229b"
 
 	_ = pctx.VariableFunc("bindgenClangVersion", func(ctx android.PackageVarContext) string {
 		if override := ctx.Config().Getenv("LLVM_BINDGEN_PREBUILTS_VERSION"); override != "" {