v3.4.2 Bugfix release

What's Changed

• [TASK] Backport fixes for redirects by @twoldanski in #644
• [TASK] Typoscript improvements by @twoldanski in #642
• [BUGFIX] Correct linkText value in headerLink property by @schloram in #673
• [BUGFIX] Fix forms issues with recursion by @twoldanski in #726
• [BUGFIX] Fix warning if as is not set by @twoldanski in #729

Full Changelog: v3.4.1...v3.4.2