New actions, enhanced debugging features & more

* Add error message on `fastlane init` when fastlane directory or file already exists (#6849)
* Update error message when using fastlane_version with bundle (#6831)
* Automatically use GITHUB_API_TOKEN for create pull request action (#6841)
* Add app_store_build_number action (#6790)
* Honor system proxy settings when downloading crashlytics.jar (#6817)
* enhance env printing + add  `--capture_output`  option
* Move Actions.md to docs.fastlane.tools (#6809)
* Improve `fastlane init` already exists error message (#6798)
* Fix slack action error when passing a custom payload option (#6792)
* Don’t ask for clipboard on non-interactive shell (#6782)
* Update dependencies

https://github.com/fastlane/fastlane/releases/tag/1.107.0
