fix: Upgrade h2 to fix CONTINUATION Flood (#11658)
## Summary
- Upgrades h2 to 0.3.27 and 0.4.13
- Fixes RUSTSEC-2024-0332 (Degradation of service with CONTINUATION
Flood)
This is a transitive dependency through hyper/tonic.
<sub>CLOSES TURBO-5181</sub>