[lib] Sanitize Redux CryptoStore

Summary: Add keys to keysWithStringsToBeRedacted to properly redact CryptoStore.

Test Plan:
Checked Redux dev tools to make sure I got the keys right:

Ran sanitizeAction and sanitizeState on the CryptoStore actions and state afterwards and ensured things were as expected:

Reviewers: ashoat, tomek, marcin

Reviewed By: ashoat

Differential Revision: https://phab.comm.dev/D6931