Remove vendor from android.hardware.cas-service_fuzzer

Fuzzer fails to get defaultServiceManager due to hermiticity issues
when vendor is enabled in cc_fuzz which uses vendor variant of
libbinder under libbinder_ndk.

Test: m android.hardware.cas-service_fuzzer && adb sync data && adb
shell
/data/fuzz/x86_64/android.hardware.cas-service_fuzzer/android.hardware.cas-service_fuzzer
-runs=10000
Bug: 301768467

Change-Id: Ief27f75f4330973fc194c77ea36cdbb826f35807
diff --git a/cas/aidl/default/Android.bp b/cas/aidl/default/Android.bp
index 34ecbf2..06e167c 100644
--- a/cas/aidl/default/Android.bp
+++ b/cas/aidl/default/Android.bp
@@ -80,7 +80,8 @@
 
 cc_fuzz {
     name: "android.hardware.cas-service_fuzzer",
-    vendor: true,
+    // TODO(b/307611931): avoid fuzzing on vendor until hermiticity issue is fixed
+    // vendor: true,
 
     defaults: ["service_fuzzer_defaults"],
     srcs: ["fuzzer.cpp"],