Update version.yml to include updating AEPTestUtils version

Update version.yml to include updating AEPTestUtils version - this should optimally be taken in with the other CI changes to adopt reusable workflows in aepsdk-commons

### Expected Behaviour

### Actual Behaviour

### Reproduce Scenario (including but not limited to)

#### Steps to Reproduce

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#### Sample Code that illustrates the problem

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Start with version.yml and compare the related reusable-workflow CI changes in aepsdk-commons. Determine how the AEPTestUtils version is managed, then update version.yml so it is included with the other version updates; done means the file contains that update and the CI workflow remains valid.

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