Bump org.junit:junit-bom from 5.13.4 to 6.0.0 in /twilio (#268)

Bumps [org.junit:junit-bom](https://github.com/junit-team/junit-framework) from 5.13.4 to 6.0.0.
- [Release notes](https://github.com/junit-team/junit-framework/releases)
- [Commits](junit-team/junit-framework@r5.13.4...r6.0.0)

---
updated-dependencies:
- dependency-name: org.junit:junit-bom
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Author: dependabot[bot]

twilio/pom.xml

@@ -56,7 +56,7 @@
             <dependency>
                 <groupId>org.junit</groupId>
                 <artifactId>junit-bom</artifactId>
-                <version>5.13.4</version>
+                <version>6.0.0</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>