ci: Change host tests to use cached index - #5655

    1 files  ±0      1 suites  ±0   2h 21m 38s ⏱️ + 1m 30s
3 813 tests +4  3 799 ✅ +4  14 💤 ±0  0 ❌ ±0 
3 832 runs  +4  3 818 ✅ +4  14 💤 ±0  0 ❌ ±0 

Results for commit c312725. ± Comparison against earlier commit fcb7eb4.