Bump commons-collections from 3.2.1 to 3.2.2 in /hapi-sourcegen

Bumps commons-collections from 3.2.1 to 3.2.2.

---
updated-dependencies:
- dependency-name: commons-collections:commons-collections
  dependency-type: direct:production
...

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

hapi-sourcegen/pom.xml

@@ -55,7 +55,7 @@
  <!-- Needed by velocity -->
  <groupId>commons-collections</groupId>
  <artifactId>commons-collections</artifactId>
- <version>3.2.1</version>
+ <version>3.2.2</version>
  </dependency>
  <dependency>
  <groupId>commons-io</groupId>