set VERSION to 1.12.5

`release-1.11`: Set VERSION to 1.11.9 (#60840)

set VERSION to 1.13.0-beta2 (#60912)

set VERSION to 1.13.0-beta1 (#60613)

set VERSION to 1.12.4 (#60539)

release-1.12: Revert "build: More msys2 fixes (#59028)" (#60374)

set VERSION to 1.13.0-alpha2 (#60280)

[release-1.13] Revert "Make banner size depend on terminal size (#51811…

…)" (#60186)

set VERSION to 1.12.2 (#60182)

Co-authored-by: KristofferC <kristoffer.carlsson@juliacomputing.com>

`release-1.11`: Set `VERSION` to `1.11.8` (#60028)

cc: @KristofferC