doc: New favicon for website #271

Job	Run time
pre-commit (3.9)	4s
pre-commit (3.10)	4s
pre-commit (3.11)	3s
Run installation process and code compilation supported Python versions (3.9)	32s
Run installation process and code compilation supported Python versions (3.10)	27s
Run installation process and code compilation supported Python versions (3.11)	26s
Run flake8, pylint for supported Python versions (3.9)	35s
Run mypy for supported Python versions (3.9)	31s
Run mypy for supported Python versions (3.10)	28s
Run flake8, pylint for supported Python versions (3.10)	37s
Run mypy for supported Python versions (3.11)	24s
Run flake8, pylint for supported Python versions (3.11)	33s
Run pytest validation (3.9)	32s
Run pytest validation (3.10)	1m 9s
Run pytest validation (3.11)	32s
	6m 57s

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