build(deps): bump io.projectreactor:reactor-core from 3.6.2 to 3.6.4

Bumps [io.projectreactor:reactor-core](https://github.com/reactor/reactor-core) from 3.6.2 to 3.6.4.
- [Release notes](https://github.com/reactor/reactor-core/releases)
- [Commits](reactor/reactor-core@v3.6.2...v3.6.4)

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

Signed-off-by: dependabot[bot] <[email protected]>

gradle/libs.versions.toml

@@ -13,7 +13,7 @@ ksp = "1.9.22-1.0.17"
 kotlinPoet = "1.16.0"
 # https://github.com/Kotlin/kotlinx-benchmark
 kotlinxBenchmark = "0.4.10"
-reactor = "3.6.2"
+reactor = "3.6.4"
 # simbots
 suspendTransform = "0.7.0-beta1"
 suspendReversal = "0.2.0"