HBASE-19901 Up yetus proclimit on nightlies; ADDENDUM -- remove docker mem sizing for the moment...

dev-support/hbase-personality.sh

@@ -71,7 +71,7 @@ function personality_globals
 
   # Set docker container to run with 20g. Default is 4g in yetus.
   # See HBASE-19902 for how we arrived at 20g.
-  DOCKERMEMLIMIT=20g
+  # UNUSED AT MOMENT DOCKERMEMLIMIT=20g
 }
 
 ## @description  Parse extra arguments required by personalities, if any.

dev-support/hbase_nightly_yetus.sh

@@ -68,7 +68,6 @@ YETUS_ARGS=("--sentinel" "${YETUS_ARGS[@]}")
 YETUS_ARGS=("--branch=${BRANCH_NAME}" "${YETUS_ARGS[@]}")
 YETUS_ARGS=("--tests-filter=${TESTS_FILTER}" "${YETUS_ARGS[@]}")
 YETUS_ARGS=("--proclimit=${PROCLIMIT}" "${YETUS_ARGS[@]}")
-YETUS_ARGS=("--dockermemlimit=${DOCKERMEMLIMIT}" "${YETUS_ARGS[@]}")
 
 # Currently, flaky list is calculated only for master branch.
 UNDERSCORED_BRANCH_NAME=$(echo ${BRANCH_NAME} | tr '.-' '_')