release 18.2.0 (#619)

# Release Notes
- chore: update min_scalar_tap_version (#608)
- fix: handle number_gte separately from exact constraints (#610)
- fix: ensure selected blocks meet gte constraint (4fa0006)
- feat(gateway-framework): blockmeta client (#609)
- feat(graph-gateway): support configuration of blockmeta service as a
block cache provider (#613)
- feat: weaken block number constraint resolution (#612)
- fix: use correct oneshot implementation for perf flush
- allow startup when some chain RPCs are failing (#615)

# Config Changes
- `chains` now require an additional `rpc_type: "ethereum" |
"blockmeta"` field. Existing entries for Ethereum RPC types should
replace the `rpc` key with `rpc_url`.

graph-gateway/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 edition = "2021"
 name = "graph-gateway"
-version = "18.1.1"
+version = "18.2.0"
 
 [dependencies]
 alloy-primitives.workspace = true