Add basics/account-data/steel

[0xCipherCoder]

• Updated anchor code as per guidelines and updated version
• Added an account data example using the Steel framework using Bankrun tests.

[heyAyushh]

@0xCipherCoder #198, Merge main to your branch again.

[0xCipherCoder]

@0xCipherCoder #198, Merge main to your branch again.

Thanks for the review! @heyAyushh I have merged the main branch and removed steel from cargo.toml file

[0xCipherCoder]

@heyAyushh I have fixed clippy and rustfmt related formatting and style issues. Please review it once.

[0xCipherCoder]

@heyAyushh I have fixed clippy and rustfmt related formatting and style issues. Please review it once.

@heyAyushh I have fixed clippy issues as well.