Merge branch 'bc/hash-independent-tests-part-4'

Update to the tests to help SHA-256 transition continues. * bc/hash-independent-tests-part-4: t2203: avoid hard-coded object ID values t1710: make hash independent t1007: remove SHA1 prerequisites t0090: make test pass with SHA-256 t0027: make hash size independent t6030: make test work with SHA-256 t5000: make hash independent t1450: make hash size independent t1410: make hash size independent t: add helper to convert object IDs to paths