fix dev script

Author: lalalune

scripts/dev.sh

@@ -1,7 +1,6 @@
 echo "Passing arguments: $*"
 npx concurrently --raw \
   "pnpm --dir packages/core dev -- $*" \
-  "pnpm --dir packages/agent dev -- $*" \
   "pnpm --dir packages/client-telegram dev -- $*" \
   "pnpm --dir packages/client-discord dev -- $*" \
   "pnpm --dir packages/client-twitter dev -- $*" \