Version and Changelog updates

This reverts commit f58e644a.

This reverts commit 7a821145.

This reverts commit 56f538d0.

Version and Changelog updates

Changelog update

The componets/browser/engine-gecko-beta and componets/browser/engine-gecko-nightly
directories have been removed from android-components:
https://mozac.org/rfc/0007-synchronized-releases

Revert "fixup! Add Tor Project bookmarks: tb-manual, community portal, donation, bridges db, and support portal"

This reverts commit 215c7486.

fixup! Add Tor Project bookmarks: tb-manual, community portal, donation, bridges db, and support portal

Versions bump and Changelog update

The following commands can be used to check needed toolchain updates to
build Firefox for Linux, Windows or macOS:

  make list_toolchain_updates-firefox-linux
  make list_toolchain_updates-firefox-windows
  make list_toolchain_updates-firefox-macos