feat(sdk-core): add getEddsaMPCv2RecoveryKeyShares helper #3065

Job	Run time
Generate merge base API spec	6m 49s
Generate head API spec	6m 39s
Check specs identical	5s
Check breaking changes	0s
API Spec Check	3s
Generate vacuum reports for API spec	0s
Linter Override	0s
	13m 36s

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