cfstream_test fails after c-ares was enabled #18080
Description
cfstream_test fails after c-ares resolver was enabled. The test passes if we set GRPC_DNS_RESOLVER=native.
[ RUN ] CFStreamTest.NetworkTransition
10.0.0.1 grpctest
dyld: lazy symbol binding failed: Symbol not found: _ares_library_init
Referenced from: /Volumes/BuildData/tmpfs/tmp/bazel/a002d9727939acebf422134be2d181ab/execroot/com_github_grpc_grpc/bazel-out/darwin-fastbuild/bin/test/cpp/end2end/cfstream_test.runfiles/com_github_grpc_grpc/test/cpp/end2end/../../../_solib_darwin_x86_64//liblibgrpc_Uresolver_Udns_Uares.so
Expected in: flat namespace
dyld: Symbol not found: _ares_library_init
Referenced from: /Volumes/BuildData/tmpfs/tmp/bazel/a002d9727939acebf422134be2d181ab/execroot/com_github_grpc_grpc/bazel-out/darwin-fastbuild/bin/test/cpp/end2end/cfstream_test.runfiles/com_github_grpc_grpc/test/cpp/end2end/../../../_solib_darwin_x86_64//liblibgrpc_Uresolver_Udns_Uares.so
Expected in: flat namespace
*******************************
Caught signal SIGABRT
no backtrace
Abort trap: 6