MAINT: Rename v4-dev to main #2292

Job	Run time
should run ci	9s
cache-pixi-lock	1m 37s
build-and-upload-nightly-parcels	1m 30s
Unit tests: ubuntu \| pixi run -e test-py311 tests	4m 6s
Unit tests: ubuntu \| pixi run -e test tests	2m 59s
Unit tests: windows \| pixi run -e test tests	6m 20s
Unit tests: ubuntu \| pixi run -e test-minimum tests	3m 58s
Unit tests: ubuntu \| pixi run -e test-py313 tests	4m 0s
Integration: ${{ matrix.os }} \| pixi run -e ${{ matrix.pixi-environment }} tests-notebooks	0s
TypeChecking: pixi run typing	0s
merge-test-artifacts	0s
	24m 39s

Provide feedback