Add funding metadata to repository #1305

Job	Run time
tests (ubuntu-latest, unit, 3.8)	41s
tests (ubuntu-latest, unit, 3.11)	42s
tests (ubuntu-latest, integration, 3.8)	2m 34s
tests (ubuntu-latest, integration, 3.11)	2m 25s
tests (ubuntu-latest, tool, 3.8)	56s
tests (ubuntu-latest, tool, 3.11)	55s
tests (windows-2022, unit, 3.8)	1m 57s
tests (windows-2022, unit, 3.11)	1m 47s
tests (windows-2022, integration, 3.8)	3m 8s
tests (windows-2022, integration, 3.11)	2m 43s
tests (windows-2022, tool, 3.8)	2m 39s
tests (windows-2022, tool, 3.11)	2m 27s
coverage	11s
	23m 5s

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