Update peaceiris/actions-gh-pages action to v4 #433

Job	Run time
CodeQL Analyze	2m 8s
Build Package (windows)	1m 5s
Build docs	1m 19s
Scan Licenses	19s
Lint	1m 29s
Security Lint	1m 30s
SonarCloud	30s
Test Python 3.6 - ubuntu	3s
Test Python 3.7 - ubuntu	39s
Check Types	51s
Test Python 3.8 - ubuntu	32s
Test Python 3.9 - ubuntu	30s
Test Python 3.6 - windows	1m 56s
Test Python 3.7 - windows	54s
Test Python 3.8 - windows	1m 16s
Test Python 3.9 - windows	1m 9s
Test Python 3.6 - macos	1m 6s
Test Python 3.7 - macos	35s
Test Python 3.8 - macos	43s
Test Python 3.9 - macos	35s
Test Build Python ${{ matrix.py }} - ${{ matrix.os }}	0s
Publish Package	0s
Publish Docs	0s
	19m 9s

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