Bump brave-tests from 5.15.1 to 5.16.0 (#597)

Bumps [brave-tests](https://github.com/openzipkin/brave) from 5.15.1 to 5.16.0.
- [Release notes](https://github.com/openzipkin/brave/releases)
- [Changelog](https://github.com/openzipkin/brave/blob/master/RELEASE.md)
- [Commits](openzipkin/brave@5.15.1...5.16.0)

---
updated-dependencies:
- dependency-name: io.zipkin.brave:brave-tests
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

feign-reactor-parent/pom.xml

@@ -33,7 +33,7 @@
         <blockhound.version>1.0.8.RELEASE</blockhound.version>
         <disruptor.version>3.4.4</disruptor.version>
         <spring-cloud-starter-sleuth.version>3.1.7</spring-cloud-starter-sleuth.version>
-        <brave-tests.version>5.15.1</brave-tests.version>
+        <brave-tests.version>5.16.0</brave-tests.version>
 
         <!-- Plugins -->
         <jacoco-plugin.version>0.8.8</jacoco-plugin.version>