binder: make libbinder_tls_test_utils

... by combining various RpcAuth / RpcCertificateVerifier
implementations for tests.

This allows us to move more TLS test utils to this library.

Test: pass
Bug: 195598155
Change-Id: Ic7861ac9585c6fc2bbceef7322fb18db4d2e2d11
diff --git a/libs/binder/tests/RpcTlsUtilsTest.cpp b/libs/binder/tests/RpcTlsUtilsTest.cpp
index 9b3078d..530606c 100644
--- a/libs/binder/tests/RpcTlsUtilsTest.cpp
+++ b/libs/binder/tests/RpcTlsUtilsTest.cpp
@@ -14,11 +14,10 @@
  * limitations under the License.
  */
 
+#include <binder/RpcTlsTestUtils.h>
 #include <binder/RpcTlsUtils.h>
 #include <gtest/gtest.h>
 
-#include "RpcAuthTesting.h"
-
 namespace android {
 
 std::string toDebugString(EVP_PKEY* pkey) {