style(quickget): drop shorthand arguments for consistency

quickemu has long hand command line arguments only. This commit removes the short hand arguments from the expanded capabilities introduced in quickget 4.9.3, so that both tools have a consistent user experience.

quickget

@@ -3456,34 +3456,35 @@ if [ ! -e "${CURL}" ]; then
 fi
 CURL_VERSION=$("${CURL}" --version | head -1 | cut -d' ' -f2)
 
+#TODO: Deprecate `list`, `list_csv`, and `list_json` in favor of `--list`, `--list-csv`, and `--list-json`
 case "${1}" in
   -1*|-2*|-3*|-4*|-5*)
     show_os_info "${1}" "${2}"
     exit 0
     ;;
-  '--download'|'-d')
+  --download|-download)
     OPERATION="download"
     shift
     ;;
-  '--create-config'|'-cc')
+  --create-config|-create-config)
     OPERATION="config"
     shift
     create_config "${@}"
     ;;
-  '--open-homepage'|'-o')
+  --open-homepage|-open-homepage)
     shift
     open_homepage "${1}"
     ;;
-  '--version'|'-v')
+  --version|-version)
     WHERE=$(dirname "${BASH_SOURCE[0]}")
     "${WHERE}/quickemu" --version
     exit 0
     ;;
-  '--help'|'-h')
+  --help|-help|--h|-h)
     help_message
     exit 0
     ;;
-  '--url'|'-u')
+  --url|-url)
     OPERATION="show"
     shift
     if [ -z "${1}" ]; then
@@ -3496,7 +3497,7 @@ case "${1}" in
         exit 0
     fi
     ;;
-  '--check'|'-c')
+  --check|-check)
     OPERATION="test"
     shift
     if [ -z "${1}" ]; then
@@ -3508,17 +3509,9 @@ case "${1}" in
     fi
     exit 0
     ;;
-    #TODO: Argument without dashes should be DEPRECATED!
-  '--list-csv'|'-lc'|'list'|'list_csv'|'lc')
-    list_csv
-    ;;
-    #TODO: Argument without dashes should be DEPRECATED!
-  '--list-json'|'-lj'|'list_json')
-    list_json
-    ;;
-  '--list'|'-l')
-    list_supported
-    ;;
+  --list-csv|-list-csv|list|list_csv) list_csv;;
+  --list-json|-list-json|list_json) list_json;;
+  --list|-list) list_supported;;
   -*)
     error_not_supported_argument
     ;;