docs(README): fix usage

Author: gr2m

README.md

@@ -9,8 +9,7 @@ This script is specific to the needs of a one-time migration for [@octoherd](htt
 ```
 $ npx @octoherd/script-create-repositories-from-script-folders \
   --octoherd-token 0123456789012345678901234567890123456789 \
-  script-sync-branch-protections/script.js \
-  "octoherd/scripts" \
+  "octoherd/script-create-repositories-from-script-folders" \
   --path-to-folders "scripts/**"
 ```