refactor(receipt_storage_adapter)!: prune trait

[aasseman]

BREAKING CHANGE: all functions unnecessary to the TAP manager have been removed from the ReceiptStorageAdapter trait.

Note: remove_receipts_in_timestamp_range will be made necessary by #130

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Pull Request Test Coverage Report for Build 5480803216

• 38 of 43 (88.37%) changed or added relevant lines in 1 file are covered.
• 6 unchanged lines in 5 files lost coverage.
• Overall coverage decreased (-0.4%) to 83.699%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
tap_core/src/adapters/test/receipt_storage_adapter_mock.rs	38	43	88.37%
<!--	Total:	38	43	88.37%	-->

Files with Coverage Reduction	New Missed Lines	%
tap_core/src/adapters/test/collateral_adapter_mock.rs	1	92.31%
tap_core/src/adapters/test/rav_storage_adapter_mock.rs	1	84.62%
tap_core/src/error.rs	1	50.0%
tap_core/src/tap_receipt/mod.rs	1	50.0%
tap_core/src/adapters/test/receipt_storage_adapter_mock.rs	2	80.6%
<!--	Total:	6		-->

Totals
Change from base Build 5478449598:	-0.4%
Covered Lines:	955
Relevant Lines:	1141

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