feat: implement metrics for block stream bucket uploader #49068

All 5 tests pass in 12m 42s

5 files ±0 5 suites ±0 12m 42s ⏱️ -10s
5 tests ±0 5 ✅ ±0 0 💤 ±0 0 ❌ ±0
9 runs ±0 9 ✅ ±0 0 💤 ±0 0 ❌ ±0

Results for commit 3cdeadb. ± Comparison against earlier commit 2a25f0a.