ENH: Removing QNX hack for test 6 now that the problem has been fixed.

Source/kwsys/testProcess.c

@@ -321,13 +321,6 @@ int main(int argc, const char* argv[])
     cmd[1] = "run";
     cmd[2] = argv[1];
     cmd[3] = 0;
-#if defined(__QNX__)
-    if(n == 6)
-      {
-      printf("This test is disabled on QNX for now.\n");
-      return 1;
-      }
-#endif
     fprintf(stdout, "Output on stdout before test %d.\n", n);
     fprintf(stderr, "Output on stderr before test %d.\n", n);
     fflush(stdout);