chore(master): release 1.6.15 #89

Job	Run time
Continuous integration ubuntu-latest python 3.10	5m 20s
Continuous integration ubuntu-latest python 3.11	5m 10s
Continuous integration ubuntu-latest python 3.9	5m 14s
Continuous integration macos-latest python 3.10	4m 52s
Continuous integration windows-latest python 3.9	8m 6s
Continuous integration windows-latest python 3.12	7m 27s
Continuous integration macos-latest python 3.12	6m 16s
Continuous integration windows-latest python 3.10	7m 30s
Continuous integration macos-latest python 3.9	4m 56s
Continuous integration ubuntu-latest python 3.12	5m 13s
Continuous integration windows-latest python 3.11	8m 56s
Continuous integration macos-latest python 3.11	4m 18s
	1h 13m 18s

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