chore: bump io.projectreactor:reactor-core in /dgs-kotlin-co (#3037)

Bumps [io.projectreactor:reactor-core](https://github.com/reactor/reactor-core) from 3.7.0 to 3.7.1.
- [Release notes](https://github.com/reactor/reactor-core/releases)
- [Commits](reactor/reactor-core@v3.7.0...v3.7.1)

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

dgs-kotlin-co/build.gradle.kts

@@ -38,7 +38,7 @@ dependencyManagement {
 dependencies {
     //implementation(platform("com.netflix.graphql.dgs:graphql-dgs-platform-dependencies:8.1.1"))
     implementation("com.netflix.graphql.dgs:graphql-dgs-webflux-starter")
-    implementation("io.projectreactor:reactor-core:3.7.0")
+    implementation("io.projectreactor:reactor-core:3.7.1")
 
     //Spring
     implementation("org.springframework.boot:spring-boot-starter-webflux")