cutvid: Document --hardcode-subs in --help

.config/zsh/functions/cutvid

@@ -17,12 +17,13 @@ if [[ ${#o_help} -ne 0 || ! -v 2 || ${#o_from} -ne 2 || ${#o_to} -ne 2 ]]; then
     local ret=$(( ${#o_help} ^ 1 ))
     print -u $(( 1 + ${ret} )) "usage: ${0} [-h|--help]" \
           "--from <HH:MM:SS.MMM> --to <HH:MM:SS.MMM>" \
-          "[--vencoder <ENCODER>] [--aencoder <ENCODER>]" \
+          "[--vencoder <ENCODER>] [--aencoder <ENCODER>] [--hardcode-subs]" \
           "<INPUT FILE> <OUTPUT FILE> [FFMPEG OPTIONS]"
     print -l "\e[3mYou can set bitrates with -b:v and -b:a in FFMPEG OPTIONS" \
           "Visit <https://trac.ffmpeg.org/wiki#Encoding> for tips\e[0m"
     return ${ret}
 fi
+
 local input=${1}
 shift
 local output=${1}