fuse: Fix print for CAP_{PARALLEL_DIROPS,POSIX_ACL,HANDLE_KILLPRIV}

- They were printed with CAP_ prefix, whereas other CAP_* are printed
  without that prefix;
- CAP_HANDLE_KILLPRIV was printed as "CAP_PARALLEL_DIROPS".

fuse/print.go

@@ -46,9 +46,9 @@ func init() {
 		CAP_ASYNC_DIO:        "ASYNC_DIO",
 		CAP_WRITEBACK_CACHE:  "WRITEBACK_CACHE",
 		CAP_NO_OPEN_SUPPORT:  "NO_OPEN_SUPPORT",
-		CAP_PARALLEL_DIROPS:  "CAP_PARALLEL_DIROPS",
-		CAP_POSIX_ACL:        "CAP_POSIX_ACL",
-		CAP_HANDLE_KILLPRIV:  "CAP_PARALLEL_DIROPS",
+		CAP_PARALLEL_DIROPS:  "PARALLEL_DIROPS",
+		CAP_POSIX_ACL:        "POSIX_ACL",
+		CAP_HANDLE_KILLPRIV:  "HANDLE_KILLPRIV",
 	}
 	releaseFlagNames = map[int64]string{
 		RELEASE_FLUSH: "FLUSH",