fix(dep): compat.py should import right pydantic class for pydantic >= 1.10.17

[roger-zhangg]

Issue #, if available

#3617
pydantic/pydantic#9742

Description of changes

Update compat.py to make sure pydantic v1 should call import pydantic correctly
starting from pydantic 1.10.17, from pydantic import v1 as pydantic will not fail anymore, adding additional check to make sure pydantic v1 will run import pydantic correctly`

Description of how you validated changes

make test with pydantic 1.10.17-1.10.21

Checklist

• Adheres to the development guidelines
• Add/update transform tests
  • Using correct values
  • Using wrong values
• Add/update integration tests

Examples?

Please reach out in the comments if you want to add an example. Examples will be
added to sam init through aws/aws-sam-cli-app-templates.

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