rename checkErrorMessage to `checkWrongPassPhraseErrorMessage`

[tomholub]

Please name it checkWrongPassPhraseErrorMessage to be more specific

Originally posted by @tomholub in #730 (comment)

[fcvakintos]

@tomholub can you check this PR?
it is for 735 and 739 issues
#771

[tomholub]

Don't worry, I'm checking all new PRs automatically. I have notifications on.