chore(deps): bump io.projectreactor:reactor-test in the github group

Bumps the github group with 1 update: [io.projectreactor:reactor-test](https://github.com/reactor/reactor-core).


Updates `io.projectreactor:reactor-test` from 3.7.3 to 3.7.4
- [Release notes](https://github.com/reactor/reactor-core/releases)
- [Commits](reactor/reactor-core@v3.7.3...v3.7.4)

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

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

Author: dependabot[bot]

build.gradle.kts

@@ -15,7 +15,7 @@ val freemarkerVersion = "2.3.34"
 val kotestVersion = "5.9.1"
 val bouncyCastleVersion = "1.80"
 val springBootVersion = "3.4.3"
-val reactorTestVersion = "3.7.3"
+val reactorTestVersion = "3.7.4"
 val ktorVersion = "2.3.13"
 val jsonPathVersion = "2.9.0"