[DLP] Implemented deidentifying and reidentifying of table using fpe

[Avani-Thakker-Crest]

Description

Implemented deidentifying and reidentifying of table using fpe. This Pull Request includes 2 sample codes:

1. dlp_deidentify_table_fpe
2. dlp_reidentify_table_fpe

Fixes #

Note: Before submitting a pull request, please open an issue for discussion if you are not associated with Google.

Checklist

• I have followed Sample Guidelines from AUTHORING_GUIDE.MD
• README is updated to include all relevant information
• Tests pass: nox -s py-3.9 (see Test Environment Setup)
• Lint pass: nox -s lint (see Test Environment Setup)
• These samples need a new API enabled in testing projects to pass (let us know which ones)
• These samples need a new/updated env vars in testing projects set to pass (let us know which ones)
• This sample adds a new sample directory, and I updated the CODEOWNERS file with the codeowners for this sample
• This sample adds a new Product API, and I updated the Blunderbuss issue/PR auto-assigner with the codeowners for this sample
• Please merge this PR for me once it is approved

[snippet-bot]

Here is the summary of changes.

You are about to add 2 region tags.

• dlp/snippets/deid_table.py:23, tag dlp_deidentify_table_fpe
• dlp/snippets/deid_table.py:115, tag dlp_reidentify_table_fpe

---

This comment is generated by snippet-bot.
If you find problems with this result, please file an issue at:
https://github.com/googleapis/repo-automation-bots/issues.
To update this comment, add snippet-bot:force-run label or use the checkbox below:

• Refresh this comment