Delete mdns_service_fuzzer

Netd stop supporting mdns service. After aosp/2825952, EVERY interface
in mdns binder service return binder::Status::EX_UNSUPPORTED_OPERATION
directly. Fuzz on this service becomes pointless. We are also going to
delete the entire service later.

Bug: 298594687
Test: Build
Change-Id: I166e26dcfc08737fe25748e7f94774334f8d5e57
diff --git a/build/soong/service_fuzzer_bindings.go b/build/soong/service_fuzzer_bindings.go
index f336924..540c5cf 100644
--- a/build/soong/service_fuzzer_bindings.go
+++ b/build/soong/service_fuzzer_bindings.go
@@ -309,7 +309,7 @@
 		"logd":                         EXCEPTION_NO_FUZZER,
 		"looper_stats":                 EXCEPTION_NO_FUZZER,
 		"lpdump_service":               EXCEPTION_NO_FUZZER,
-		"mdns":                         []string{"mdns_service_fuzzer"},
+		"mdns":                         EXCEPTION_NO_FUZZER,
 		"media.aaudio":                 EXCEPTION_NO_FUZZER,
 		"media.audio_flinger":          []string{"audioflinger_aidl_fuzzer"},
 		"media.audio_policy":           []string{"audiopolicy_aidl_fuzzer"},