Adjust git paths for command capture, repo clone destinations #38

Job	Run time
Lint Bazel files with buildifier	14s
Test nanobind_example on ubuntu-latest w/ Python 3.8	25s
Test nanobind_example on ubuntu-latest w/ Python 3.9	31s
Test nanobind_example on ubuntu-latest w/ Python 3.10	30s
Test nanobind_example on ubuntu-latest w/ Python 3.11	32s
Test nanobind_example on ubuntu-latest w/ Python 3.12	38s
Test nanobind_example on macos-latest w/ Python 3.8	1m 12s
Test nanobind_example on macos-latest w/ Python 3.9	1m 31s
Test nanobind_example on macos-latest w/ Python 3.10	1m 45s
Test nanobind_example on macos-latest w/ Python 3.11	1m 15s
Test nanobind_example on macos-latest w/ Python 3.12	1m 21s
Test nanobind_example on windows-latest w/ Python 3.8	3m 32s
Test nanobind_example on windows-latest w/ Python 3.9	3m 32s
Test nanobind_example on windows-latest w/ Python 3.10	1m 53s
Test nanobind_example on windows-latest w/ Python 3.11	3m 35s
Test nanobind_example on windows-latest w/ Python 3.12	3m 43s
	26m 9s

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