refactor: standardize command naming

This standardization makes it somewhat easier to read stacktraces as the command names are all uniform, so it will be slightly easier to scan trace output.

plugins/proxy/subcommands/ports-remove

@@ -4,7 +4,7 @@ set -eo pipefail
 source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
 source "$PLUGIN_AVAILABLE_PATH/proxy/functions"
 
-proxy_ports_remove_cmd() {
+cmd-proxy-ports-remove() {
   declare desc="remove specific proxy port mappings from an app"
   local cmd="proxy:ports-remove"
   local APP="$2"
@@ -22,4 +22,4 @@ proxy_ports_remove_cmd() {
   plugn trigger post-proxy-ports-update "$APP" "remove"
 }
 
-proxy_ports_remove_cmd "$@"
+cmd-proxy-ports-remove "$@"