[UIMA-6447] Update dependencies (Ruta 3.2.0)

[reckart]

JIRA Ticket: https://issues.apache.org/jira/browse/UIMA-6447

What's in the PR

• Commons Collections 4 -> 4.4
• Remove usages of Commons Collections 3 in the Ruta Code

How to test manually

• No specific test procedure

Automatic testing

• [ ] PR adds/updates unit tests

Documentation

• [ ] PR adds/updates documentation

Organizational

• [x] PR includes new/updated dependencies. _{^{Only dependencies under approved licenses are allowed. LICENSE and NOTICE files in the respective modules where dependencies have been added as well as in the project root have been updated.}}