libbinder: Add Trusty IPC support to binderRpcTest

Add a new SocketType::TIPC socket to binderRpcTest
that is used to connect to the test service in Trusty.
This enables binderRpcTest on the connection between
Android and Trusty.

Bug: 230135749
Test: atest binderRpcTest on qemu_trusty_arm64
Change-Id: I10c77bab586e6f6a44117c3b376d591ed5e0b1fb
diff --git a/libs/binder/tests/binderRpcTestCommon.h b/libs/binder/tests/binderRpcTestCommon.h
index 262d7e4..a467ee3 100644
--- a/libs/binder/tests/binderRpcTestCommon.h
+++ b/libs/binder/tests/binderRpcTestCommon.h
@@ -90,6 +90,7 @@
     UNIX_RAW,
     VSOCK,
     INET,
+    TIPC,
 };
 
 static inline std::string PrintToString(SocketType socketType) {
@@ -106,6 +107,8 @@
             return "vm_socket";
         case SocketType::INET:
             return "inet_socket";
+        case SocketType::TIPC:
+            return "trusty_ipc";
         default:
             LOG_ALWAYS_FATAL("Unknown socket type");
             return "";