remove totalDifficulty from blockResult

[macfarla]

Signed-off-by: Sally MacFarlane [email protected]## PR description

Fixed Issue(s)

totalDifficulty field was removed from block result in ethereum/execution-apis#570
This fixes several rpc-compat hive tests

fixes #8457

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• Checked out our contribution guidelines?
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Locally, you can run these tests to catch failures early:

• spotless: ./gradlew spotlessApply
• unit tests: ./gradlew build
• acceptance tests: ./gradlew acceptanceTest
• integration tests: ./gradlew integrationTest
• reference tests: ./gradlew ethereum:referenceTests:referenceTests

[fab-10]

should this depend to PoW and Clique deprecation? Or depends on network config?

[github-actions]

This pr is stale because it has been open for 30 days with no activity.

[macfarla]

should this depend to PoW and Clique deprecation? Or depends on network config?

think we can make this dependent on whether the block number is after the merge block number - waiting for #8506

[github-actions]

This pr is stale because it has been open for 30 days with no activity.

[github-actions]

This pr was closed because it has been inactive for 14 days since being marked as stale.

[kclowes]

@macfarla I've been looking at rpc-compat fails on hive, and think this might fix some of the Besu fails. Should it get reopened/merged?