Bump all `main` branches to the next major version (`X.0.0~pre1`)

[azeey]

• Source code (example)
• Add files to gazebodistro (example)
• Add aliases to homebrew-simulation (example)
• Create new -release repositories (use this script)
• Enable nightlies for all main branches on gzdev (example)
• Execute the tick-tock's "tock" for deprecations (example)

Configuration

• release: jetty

Process