By Charlotte Tutton Coronation Street residents finally find out what Lauren Bolton’s secret is next week, and the truth about her “boyfriend” on the ITV soap. The character has been acting oddly for weeks, clearly hiding something while discussing her secret lover. After former flame Max Turner moved on to new girlfriend Sabrina, Lauren was left a little lonely but soon claimed to the pair she had a secret man in her life. Since then she’s been making mystery visits somewhere, and going on apparent dates while all dressed up. But more suspiciously, she’s had a sudden increase in cash, only to…