chore(deps): update dependency pandas to v1.3.1 (#1457)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [pandas](https://pandas.pydata.org) ([source](https://togithub.com/pandas-dev/pandas)) | `==1.3.0` -> `==1.3.1` | [![age](https://badges.renovateapi.com/packages/pypi/pandas/1.3.1/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/pypi/pandas/1.3.1/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/pypi/pandas/1.3.1/compatibility-slim/1.3.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/pypi/pandas/1.3.1/confidence-slim/1.3.0)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

<details>
<summary>pandas-dev/pandas</summary>

### [`v1.3.1`](https://togithub.com/pandas-dev/pandas/releases/v1.3.1)

[Compare Source](https://togithub.com/pandas-dev/pandas/compare/v1.3.0...v1.3.1)

This is the first patch release in the 1.3.x series and includes some regression fixes and bug fixes. We recommend that all users upgrade to this version.

See the [full whatsnew](https://pandas.pydata.org/pandas-docs/version/1.3.1/whatsnew/v1.3.1.html) for a list of all the changes.

The release will be available on the defaults and conda-forge channels:

    conda install pandas

Or via PyPI:

    python3 -m pip install --upgrade pandas

Please report any issues with the release on the [pandas issue tracker](https://togithub.com/pandas-dev/pandas/issues).

</details>

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scripts/requirements.txt

@@ -1 +1 @@
-pandas==1.3.0
+pandas==1.3.1