feature: integrates spandrel for upscaling #929

Job	Run time
Build Wheel	16s
publish-docs	0s
test-gpu	10m 53s
lint	15s
test-non-gpu (3.10, ubuntu-latest)	1m 47s
type-check	3m 9s
test-non-gpu (3.11, ubuntu-latest)	1m 41s
Smoketest (Conda, Python 3.10, ubuntu-latest)	3m 41s
Smoketest (Python 3.10, ubuntu-latest)	3m 27s
Smoketest (Conda, Python 3.10, windows-latest)	2m 20s
Smoketest (Python 3.10, windows-latest)	1m 24s
Smoketest (Conda, Python 3.10, macos-latest)	5m 7s
Smoketest (Python 3.10, macos-latest)	9m 8s
Smoketest (Conda, Python 3.11, ubuntu-latest)	4m 12s
Smoketest (Python 3.11, ubuntu-latest)	3m 20s
Smoketest (Conda, Python 3.11, windows-latest)	3m 47s
Smoketest (Python 3.11, windows-latest)	2m 5s
Smoketest (Conda, Python 3.11, macos-latest)	4m 48s
Smoketest (Python 3.11, macos-latest)	8m 42s
	1h 10m 2s

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