removed batcat dependency

src/sh/tools.sh

@@ -6,15 +6,6 @@ else
 fi
 export FZF
 
-if command -v "bat" >/dev/null; then
-  CAT="bat"
-elif command -v "batcat" >/dev/null; then
-  CAT="batcat"
-fi
-CAT=${CAT:+$CAT --color=always -pp --language=md}
-CAT=${CAT:-cat}
-export CAT
-
 if command -v "curl" >/dev/null; then
   CURL="curl --silent"
 else