chore(deps): bump geoarrow-schema from 0.7.0 to 0.8.0

Bumps [geoarrow-schema](https://github.com/geoarrow/geoarrow-rs) from 0.7.0 to 0.8.0.
- [Release notes](https://github.com/geoarrow/geoarrow-rs/releases)
- [Changelog](https://github.com/geoarrow/geoarrow-rs/blob/main/CHANGELOG.md)
- [Commits](geoarrow/geoarrow-rs@rust-v0.7.0...rust-v0.8.0)

---
updated-dependencies:
- dependency-name: geoarrow-schema
  dependency-version: 0.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Cargo.lock

@@ -26,7 +26,7 @@ chrono.workspace = true
 datafusion = { workspace = true, optional = true }
 futures.workspace = true
 geoarrow = { version = "0.7", optional = true }
-geoarrow-schema = { version = "0.7", optional = true }
+geoarrow-schema = { version = "0.8", optional = true }
 pg_interval = { version = "0.5.1", package = "pg_interval_2" }
 pgwire = { workspace = true, default-features = false, features = ["server-api", "pg-ext-types"] }
 postgres-types.workspace = true