feat(collator): fix restart after new genesis

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 10.60606% with 59 lines in your changes missing coverage. Please review.	Files with missing lines	Patch %	Lines
collator/src/mempool/impls/std_impl/cache.rs	0.00%	31 Missing :warning:
collator/src/collator/mod.rs	18.18%	9 Missing :warning:
collator/src/mempool/impls/std_impl.rs	0.00%	9 Missing :warning:
collator/src/mempool/impls/stub_impl.rs	20.00%	8 Missing :warning:
cli/src/cmd/node/mod.rs	0.00%	1 Missing :warning:
cli/src/node/mod.rs	0.00%	1 Missing :warning:

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