129218 - memory leaks in tstclnt. Fix mem leak in strsclnt.c/main/PL_CreateOptState. r=wtc

security/nss/cmd/strsclnt/strsclnt.c

@@ -1410,6 +1410,8 @@ main(int argc, char **argv)
 
 	}
     }
+    PL_DestroyOptState(optstate);
+
     if (!hostName || status == PL_OPT_BAD)
     	Usage(progName);