Add phpstan-insert-dumptype command #64

Job	Run time
build (ubuntu-latest, 26.3, false)	39s
build (ubuntu-latest, 27.2, false)	46s
build (ubuntu-latest, 28.2, false)	41s
build (ubuntu-latest, 29.4, false)	1m 7s
build (macos-latest, 26.3, false)	1m 9s
build (macos-latest, 27.2, false)	1m 10s
build (macos-latest, 28.2, false)	1m 42s
build (macos-latest, 29.4, false)	2m 5s
build (windows-latest, 26.3, false)	2m 27s
build (windows-latest, 27.2, false)	2m 29s
build (windows-latest, 28.2, false)	2m 38s
build (windows-latest, 29.4, false)	3m 1s
build (ubuntu-latest, snapshot, true)	35s
build (macos-latest, snapshot, true)	1m 54s
build (windows-latest, snapshot, true)	3m 59s
	26m 22s

Provide feedback