add Reset() for spm and ewl

[BeniaminDrasovean]

Reasoning behind the pull request

Proposed changes

Testing procedure

Pre-requisites

Based on the Contributing Guidelines the PR author and the reviewers must check the following requirements are met:

• was the PR targeted to the correct branch?
• if this is a larger feature that probably needs more than one PR, is there a feat branch created?
• if this is a feat branch merging, do all satellite projects have a proper tag inside go.mod?

[Copilot]

Pull request overview

Adds Reset() support to the state pruning components to allow clearing in-memory pruning state (storage pruning buffer + eviction waiting list), along with test/mocks updates to support the new interface methods.

Changes:

• Extend state.DBRemoveCacher and state.StoragePruningManager interfaces with Reset().
• Implement Reset() for storagePruningManager, memoryEvictionWaitingList, and their disabled/test doubles.
• Add a unit test validating storagePruningManager.Reset() clears the pruning buffer and resets the eviction waiting list.

Reviewed changes

Copilot reviewed 7 out of 7 changed files in this pull request and generated 5 comments.

Show a summary per file

File	Description
testscommon/state/storagePruningManagerStub.go	Adds Reset() hook to the pruning manager stub for tests.
testscommon/state/evictionWaitingListMock.go	Adds Reset() to the eviction waiting list mock.
state/storagePruningManager/storagePruningManager_test.go	Adds coverage for StoragePruningManager.Reset().
state/storagePruningManager/storagePruningManager.go	Implements Reset() to clear pruning buffer and reset eviction waiting list.
state/storagePruningManager/evictionWaitingList/memoryEvictionWaitingList.go	Implements Reset() for the in-memory eviction waiting list.
state/storagePruningManager/disabled/disabledStoragePruningManager.go	Adds no-op Reset() to the disabled implementation.
state/interface.go	Extends interfaces to include Reset().

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