Test wallet mnemonic

[pictographer]

Update the integration test link of Check recover wallet from mnemonic phrase to point to one of the following

• a single integration test that demonstrates the back end portion of the user story,
• a web page that describes and links to a collection of tests that demonstrate this, or
• a web page explaining why no test is needed.

Tests should demonstrate

• Wallet password can be reset with the correct mnemonic
• Wallet password cannot be reset with an incorrect mnemonic and an appropriate error message is returned
• Appropriate validation is performed on mnemonics for character set, delimiters, number of words, word lengths, etc.
• Appropriate character set and length restrictions are applied to the password