Bump bcel from 6.6.0 to 6.7.0

Bumps [bcel](https://github.com/apache/commons-bcel) from 6.6.0 to 6.7.0.
- [Release notes](https://github.com/apache/commons-bcel/releases)
- [Changelog](https://github.com/apache/commons-bcel/blob/master/RELEASE-NOTES.txt)
- [Commits](apache/commons-bcel@rel/commons-bcel-6.6.0...rel/commons-bcel-6.7.0)

---
updated-dependencies:
- dependency-name: org.apache.bcel:bcel
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -51,7 +51,7 @@
         <manifest.specification.version>2.0</manifest.specification.version>
 
         <!-- Dependency versions. KEEP IN ALPHABETICAL ORDER -->
-        <apache.bcel.version>6.6.0</apache.bcel.version>
+        <apache.bcel.version>6.7.0</apache.bcel.version>
         <arquillian.version>1.7.0.Alpha12</arquillian.version>
         <arquillian.drone.version>3.0.0-alpha.5</arquillian.drone.version>
         <arquillian.graphene.version>3.0.0-alpha.3</arquillian.graphene.version>