Add `dpgui` entry point and `dp gui` CLI #4058

Job	Run time
Build source distribution	32s
determine-arm64-runner	2s
Build wheels for cp311-manylinux_x86_64	7m 0s
Build wheels for cp311-macosx_x86_64	7m 1s
Build wheels for cp311-macosx_arm64	5m 14s
Build wheels for cp311-win_amd64	7m 57s
Build wheels for cp310-manylinux_aarch64	4m 19s
Pass testing build wheels	3s
build_docker	5m 2s
upload_pypi	0s
	37m 10s

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