[incubator-kie-issues#1409]-Fixed matches function behavior

[bncriju]

Fixes https://github.com/apache/incubator-kie-issues/issues/1409

How to retest this PR or trigger a specific build:

• for pull request and downstream checks

  • Push a new commit to the PR. An empty commit would be enough.

• for a full downstream build

  • for github actions job: add the label run_fdb

• for Jenkins PR check only

  • If you are an ASF committer for KIE podling, login to Jenkins (https://ci-builds.apache.org/job/KIE/job/drools/), go to the specific PR job, and click on Build Now button.

[yesamer]

@bncriju I run your changes against the TCK tests, and cases 5. and 6. are still not working. Is that intended?