Refactor SecretsResolver to KMS #352

Job	Run time
release-ready	0s
verify (macos-latest)	2m 10s
verify-wasm (macos-latest, 14)	9m 45s
verify (windows-latest)	4m 12s
verify-uniffi (macos-latest)	2m 33s
verify-wasm (macos-latest, 16)	7m 30s
verify (ubuntu-latest)	1m 46s
verify-uniffi (windows-latest)	2m 30s
verify-wasm (windows-latest, 14)	4m 49s
verify-uniffi (ubuntu-latest)	2m 19s
verify-wasm (windows-latest, 16)	3m 39s
verify-wasm (ubuntu-latest, 14)	4m 58s
verify-wasm (ubuntu-latest, 16)	6m 26s
	52m 37s

Provide feedback