add delete Roles on kill storage

[github-actions[bot]]

GPT summary of cb5f2620275d1289bbb399a17c813d71d4795328:

• Removed pallet storage functions.rs

PR summary so far:

• Removed pallet storage from the 'Pallet' module.
• Updated the Pallet::uninstall function to include a call to Rbac::remove_pallet_storage.

[github-actions[bot]]

GPT summary of a35edbe02a725299065e3eb1ec5a5ab0de216734:

• Added a call index for remove_pallet_permissions lib.rs
• Added weight for remove_pallet_permissions lib.rs
• Added origin check for remove_pallet_permissions lib.rs
• Added logic for remove_pallet_permissions lib.rs

PR summary so far:

• Removed pallet storage from the Pallet::uninstall function
• Added a new call index, weight, origin check, and functionality for the remove_pallet_permissions function