Bump bcel from 6.5.0 to 6.6.0

Bumps bcel from 6.5.0 to 6.6.0.

---
updated-dependencies:
- dependency-name: org.apache.bcel:bcel
  dependency-type: direct:production
...

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

pom.xml

@@ -218,7 +218,7 @@ under the License.
     <dependency>
       <groupId>org.apache.bcel</groupId>
       <artifactId>bcel</artifactId>
-      <version>6.5.0</version>
+      <version>6.6.0</version>
     </dependency>
     <dependency>
       <groupId>org.eclipse.aether</groupId>