Numpy min version

[mpatrou]

Short description of the changes:

Set numpy min version in both pyproject.toml and recipe.yaml.

Long description of the changes:

Check list for the pull request

• I have read the [CONTRIBUTING]
• I have read the [CODE_OF_CONDUCT]
• I have added tests for my changes
• I have updated the documentation accordingly

Check list for the reviewer

• I have read the [CONTRIBUTING]
• I have verified the proposed changes
• best software practices
  • all internal functions have an underbar, as is python standard
  • clearly named variables (better to be verbose in variable names)
  • code comments explaining the intent of code blocks
• All the tests are passing
• The documentation is up to date
• code comments added when explaining intent

Manual test for the reviewer

References

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 78.77%. Comparing base (66b909a) to head (d9f9a20).

Additional details and impacted files

@@           Coverage Diff           @@
##             next      #13   +/-   ##
=======================================
  Coverage   78.77%   78.77%           
=======================================
  Files          60       60           
  Lines        3524     3524           
=======================================
  Hits         2776     2776           
  Misses        748      748           

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[KyleQianliMa]

Looks good to me. This makes the numpy version consistent with multiphonon's numpy version.