Fix capitalization of MaxMemInQueues

This won't affect anybody's configuration, but it makes it match what
we documented. Fixes part of 11634.

src/or/config.c

@@ -308,7 +308,7 @@ static config_var_t option_vars_[] = {
   V(MaxAdvertisedBandwidth,      MEMUNIT,  "1 GB"),
   V(MaxCircuitDirtiness,         INTERVAL, "10 minutes"),
   V(MaxClientCircuitsPending,    UINT,     "32"),
-  VAR("MaxMeminQueues",          MEMUNIT,   MaxMemInQueues_raw, "0"),
+  VAR("MaxMemInQueues",          MEMUNIT,   MaxMemInQueues_raw, "0"),
   OBSOLETE("MaxOnionsPending"),
   V(MaxOnionQueueDelay,          MSEC_INTERVAL, "1750 msec"),
   V(MinMeasuredBWsForAuthToIgnoreAdvertised, INT, "500"),