fix the wrong LINDORM_PASSWORD variable name in docker-compose.yaml

[AlwaysBluer]

Summary

We just changed the VDB lindorm's password variable name to fix the connection errors when using docker.
issue#10708 see link for more details.

Checklist

• This change requires a documentation update, included: Dify Document
• I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!)
• I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change.
• I've updated the documentation accordingly.
• I ran dev/reformat(backend) and cd web && npx lint-staged(frontend) to appease the lint gods