[integ-tests-framework] Expand regions of dynamic capacity reservation

[hanwen-cluster]

Description of changes

• Now this list includes top 14 regions in commercial with the most instance types support according to https://docs.aws.amazon.com/ec2/latest/instancetypes/ec2-instance-regions.html

Tests

• Tests will run after the PR is merged

Checklist

• Make sure you are pointing to the right branch.
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• Check if documentation is impacted by this change.

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