PHPMailer 6.9.2

This is a maintenance release.

Changes

• Escape dots in SMTP transaction ID patterns
• Add link to aboutmy.email testing service in docs
• Add a more comprehensive example for using XOAUTH2 with gmail and Azure, thanks to @decomplexity
• Update Turkish, Spanish, Japanese, Russian, French translations
• Add Urdu & Kurdish (Sorani) translations
• Fix broken links in docs and comments, avoid http links, correct link to LGPL 2.1 license file
• Cleaner PSR-3 SMTP debug logging
• Bump GitHub action versions
• Fix error handler scope issue in POP3 and SMTP classes
• Numerous test improvements by @jrfnl