apng2webp: fix delay, for real this time 🥴

.config/zsh/functions/apng2webp

@@ -42,7 +42,7 @@ local -i counter=1
 for file in apngdis/apngframe*.txt; do
     local delay=$(grep -Po '=\d+/\d+' ${file})
     delay=${delay:1}
-    delay=$(( ( 1000 + ${delay%/*} ) / ${delay#*/} ))
+    delay=$(( ( ${delay%/*} * 1000 ) / ${delay#*/} ))
     [[ ${#o_delay} -eq 2 ]] && delay=${o_delay[2]}
 
     webpmux_options+=(-frame $(printf "%03d.webp" ${counter}) +${delay}+0+0+0-b)