[compiler-rt] Fix endianness in get_sock_peer_name test

Fix passing the port and IP address with the wrong endianness
in get_sock_peer_name() that causes the connect() to fail inside
without an outgoing network interface (it's trying to connect
to 1.0.0.127 instead of 127.0.0.1).

Differential Revision: https://reviews.llvm.org/D119461

(cherry picked from commit c65fb0c)

Author: mgorny

compiler-rt/test/sanitizer_common/TestCases/Linux/get_sock_peer_name.cpp

@@ -17,10 +17,10 @@ int main() {
 
   const sockaddr_in sin = {
       .sin_family = AF_INET,
-      .sin_port = 1234,
+      .sin_port = htons(1234),
       .sin_addr =
           {
-              .s_addr = INADDR_LOOPBACK,
+              .s_addr = htonl(INADDR_LOOPBACK),
           },
   };
   assert(connect(fd, reinterpret_cast<const sockaddr *>(&sin), sizeof(sin)) ==