rust: Add HWASan build support

HWASan for static Rust executables is not supported yet.

Bug: 180495975
Test: build local test app with HWASan
Change-Id: I46e851c82a16943586ec3a789f09a58651d036e3
diff --git a/rust/androidmk.go b/rust/androidmk.go
index b0e6967..dea32a3 100644
--- a/rust/androidmk.go
+++ b/rust/androidmk.go
@@ -70,6 +70,11 @@
 		// If the compiler is disabled, this is a SourceProvider.
 		mod.SubAndroidMk(&ret, mod.sourceProvider)
 	}
+
+	if mod.sanitize != nil {
+		mod.SubAndroidMk(&ret, mod.sanitize)
+	}
+
 	ret.SubName += mod.Properties.SubName
 
 	return []android.AndroidMkEntries{ret}