Switch to trusted publishing for pypi #1508

Job	Run time
Checks	1m 2s
Wheel on macos-latest py-3.7	3m 43s
Wheel on ubuntu-latest py-3.7	4m 54s
Wheel on windows-latest py-3.7	4m 30s
Run fuzz targets (macos-latest, 3.7)	42m 30s
Run fuzz targets (ubuntu-latest, 3.7)	32m 48s
coverage	20m 1s
Unit tests (macos-latest, 3.7)	8m 16s
Unit tests (ubuntu-latest, 3.7)	5m 53s
Unit tests (windows-latest, 3.7)	8m 53s
	2h 12m 30s

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