Add solana token rank
Description
This PR adds a new skill category solana_token_rank. It allows agents to check a wallet's rank, amount held, and top holder information for a given token on the Solana network using Helius API and DexScreener.
Type of Change
- [x] New Feature
Checklist
- [x] I have read the contributing guidelines.
- [x] I have added tests to cover my changes.
- [x] All new and existing tests passed.
Screenshots
Below are screenshots of successful testing of the skill:

#issue number
please review
Sorry, don't add screenshot to project. Upload the screenshot here, in PR conversation.
Additionally, we want to know if the skill is working correctly within IntentKit, rather than whether the skill itself can execute. You can start IntentKit and debug the skill according to the documentation below.
https://github.com/crestalnetwork/intentkit/blob/main/DEVELOPMENT.md
To expedite the review process, please join https://discord.com/invite/crestal, open a support ticket to apply for an intentkit dev role. We have a discussion channel there for you to join up with the rest of the developers.
Hi @Sharkonland thanks for your contribution!
this PR can be reviewed and merged, as soon as these above mentioned issues are resolved. thanks!
cc @hyacinthus @taiyangc