v4.2.1 - Metropolitan Mouse Patch 1

General

• Remove unnecessary default branch detection from sync action (#4540)
• Make the changelog action react a bit more and harden its security (#4544)

Modules

• Keep the full name of local TOOL/SUBTOOL components in nf-core modules lint and nf-core modules containers create (#4541)

Template

• Pin our own controlled actions to major version to get faster updates (#4543)