Bump io.micrometer:micrometer-tracing-integration-test

Bumps [io.micrometer:micrometer-tracing-integration-test](https://github.com/micrometer-metrics/tracing) from 1.5.5 to 1.6.0.
- [Release notes](https://github.com/micrometer-metrics/tracing/releases)
- [Commits](micrometer-metrics/tracing@v1.5.5...v1.6.0)

---
updated-dependencies:
- dependency-name: io.micrometer:micrometer-tracing-integration-test
  dependency-version: 1.6.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pom.xml

@@ -65,7 +65,7 @@
     <junit.jupiter.version>5.14.1</junit.jupiter.version>
     <mockito.version>5.20.0</mockito.version>
     <assertj.version>3.27.6</assertj.version>
-    <micrometer-tracing-test.version>1.5.5</micrometer-tracing-test.version>
+    <micrometer-tracing-test.version>1.6.0</micrometer-tracing-test.version>
     <micrometer-docs-generator.version>1.0.4</micrometer-docs-generator.version>
     <jetty.version>9.4.58.v20250814</jetty.version>
     <bouncycastle.version>1.82</bouncycastle.version>