rpc-compat: remove Author from BlockForRpc

[pnowosie]

Fixes Closes Resolves #

Please choose one of the keywords above to refer to the issue this PR solves followed by the issue number (e.g. Fixes #000). If no issue number, remove the line. Also, remove everything marked optional that is not applicable. Remove this note after reading.

Changes

• Removes Author field from BlockForRpc

Types of changes

Removes redundant field from RPC getBlockBy * response.

What types of changes does your code introduce?

• Bugfix (a non-breaking change that fixes an issue)
• New feature (a non-breaking change that adds functionality)
• Breaking change (a change that causes existing functionality not to work as expected)
• Optimization
• Refactoring
• Documentation update
• Build-related changes
• Other: Description

Testing

Requires testing

• Yes
• No

If yes, did you write tests?

• Yes
• No

Notes on testing

Optional. Remove if not applicable.

Documentation

Requires documentation update

• Yes
• No

If yes, link the PR to the docs update or the issue with the details labeled docs. Remove if not applicable.

Requires explanation in Release Notes

• Yes
• No

If yes, fill in the details here. Remove if not applicable.

Remarks

Optional. Remove if not applicable.

[MarekM25]

Pls make CI green

[LukaszRozmej]

I think author made some sense for AuRa networks, not sure if it is needed though