Bump io.projectreactor:reactor-bom from 2023.0.7 to 2023.0.8 (#749)

Bumps [io.projectreactor:reactor-bom](https://github.com/reactor/reactor) from 2023.0.7 to 2023.0.8.
- [Release notes](https://github.com/reactor/reactor/releases)
- [Commits](https://github.com/reactor/reactor/compare/2023.0.7...2023.0.8)

---
updated-dependencies:
- dependency-name: io.projectreactor:reactor-bom
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

gradle/libs.versions.toml

@@ -11,7 +11,7 @@ micrometer-tracing = "1.2.7"
 protobuf = "3.21.12"
 pulsar = "3.1.3"
 pulsar-reactive = "0.5.6"
-reactor = "2023.0.7"
+reactor = "2023.0.8"
 spring = "6.1.10"
 # tests
 assertj = "3.25.3"