Revert "Add ADDITIONAL_VMOPTIONS env to support a different delimiter"

This reverts commit 123cc32.

Author: kpalang

deploy/entrypoint.sh

@@ -145,19 +145,6 @@ if ! [ -z "${VMOPTIONS+x}" ]; then
     done
 fi
 
-# merge additional vmoptions form a `|`-delimited string into /opt/engine/oieserver.vmoptions
-if ! [ -z "${ADDITIONAL_VMOPTIONS+x}" ]; then
-    PREV_IFS="$IFS"
-	IFS="|"
-	read -ra pipe_vmoptions <<< "$ADDITIONAL_VMOPTIONS"
-	IFS="$PREV_IFS"
-
-    for vmoption in "${pipe_vmoptions[@]}"
-    do
-        echo "${vmoption}" >> "$APP_DIR/oieserver.vmoptions"
-    done
-fi
-
 # merge the user's secret mirth.properties
 # takes a whole mirth.properties file and merges line by line with /opt/engine/conf/mirth.properties
 if [ -f /run/secrets/mirth_properties ]; then