chore: update version of Maven used in tests

[valerena]

Which issue(s) does this change fix?

Linux AppVeyor integration tests are downloading Maven from a specific URL, but maven website removes old versions when they release new ones, so the tests are failing.

This only addresses the Linux tests.

Why is this change necessary?

How does it address the issue?

What side effects does this change have?

Mandatory Checklist

PRs will only be reviewed after checklist is complete

• Review the generative AI contribution guidelines
• Add input/output type hints to new functions/methods
• Write design document if needed (Do I need to write a design document?)
• Write/update unit tests
• Write/update integration tests
• Write/update functional tests if needed
• make pr passes
• make update-reproducible-reqs if dependencies were changed
• Write documentation

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.