Add renovate.json (#527) #1303

Job	Run time
Test Python 3.10	26s
Test Python 3.13	25s
Test Python 3.11	24s
Test Python 3.12	28s
Test Python 3.9	23s
Test Python 3.14	43s
Smoke test (Python ${{ matrix.python }})	0s
Test Python 3.8	30s
	3m 19s

Provide feedback