Implement supported check/cross mark

.zshrc

@@ -56,7 +56,7 @@ git_prompt() {
     if [ ! -z "$(git status --short)" ]; then
       echo " %F{red}✗%f"
     else
-      echo " %F{green}✔%f"
+      echo " %F{green}%f"
     fi
   fi
 }