Bump version: 1.5.0 → 1.6.0 #134

Job	Run time
build	2m 13s
tests / Load tox environments	7s
tests / codestyle (ubuntu-latest)	14s
tests / py38-test (ubuntu-latest)	2m 28s
tests / py313-test (ubuntu-latest)	2m 29s
tests / py37-test (macos-13)	3m 55s
tests / py310-test (macos-latest)	2m 14s
tests / py312-test (macos-latest)	1m 55s
tests / py39-test (windows-latest)	4m 8s
tests / py311-test (windows-latest)	5m 30s
tests / py38-notebooks (ubuntu-22.04)	2m 33s
tests / py37-notebooks (macos-13)	4m 23s
tests / py39-notebooks (windows-latest)	5m 26s
visual-regression-tests	1m 33s
release	28s
	39m 36s

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