3.x karaf update

[middlets719]

What does this PR do?

Update the Karaf version from 4.4.3 to 4.4.6

Who is reviewing it?

@rececoffin
@dcruver

Select relevant component teams:

Ask 2 committers to review/merge the PR and tag them here.

@figliold
@pklinef

How should this be tested?

Full build 3.x verify tests all pass

Any background context you want to provide?

Updating Karaf version to address various critical findings in older versions.

What are the relevant tickets?

Fixes: #____

Screenshots

Checklist:

• Documentation Updated
• Update / Add Threat Dragon models
• Update / Add Unit Tests
• Update / Add Integration Tests

Notes on Review Process

Please see Notes on Review Process for further guidance on requirements for merging and abbreviated reviews.

Review Comment Legend:

• ✏️ (Pencil) This comment is a nitpick or style suggestion, no action required for approval. This comment should provide a suggestion either as an in line code snippet or a gist.
• ❓ (Question Mark) This comment is to gain a clearer understanding of design or code choices, clarification is required but action may not be necessary for approval.
• ❗ (Exclamation Mark) This comment is critical and requires clarification or action before approval.

[CLAassistant]

All committers have signed the CLA.