Include musl in timestampns test

Author: WiSaGaN

test/sys/test_socket.rs

@@ -1538,7 +1538,7 @@ pub fn test_vsock() {
 
 // Disable the test on emulated platforms because it fails in Cirrus-CI.  Lack of QEMU
 // support is suspected.
-#[cfg_attr(any(not(any(target_arch = "x86_64")), any(target_env = "musl")), ignore)]
+#[cfg_attr(not(any(target_arch = "x86_64")), ignore)]
 #[cfg(all(target_os = "linux"))]
 #[test]
 fn test_recvmsg_timestampns() {
@@ -1589,7 +1589,7 @@ fn test_recvmsg_timestampns() {
 
 // Disable the test on emulated platforms because it fails in Cirrus-CI.  Lack of QEMU
 // support is suspected.
-#[cfg_attr(any(not(any(target_arch = "x86_64")), any(target_env = "musl")), ignore)]
+#[cfg_attr(not(any(target_arch = "x86_64")), ignore)]
 #[cfg(all(target_os = "linux"))]
 #[test]
 fn test_recvmmsg_timestampns() {