[Snyk] Fix for 3 vulnerabilities

[robertatakenaka]

Snyk has created this PR to fix 3 vulnerabilities in the pip dependencies of this project.

Snyk changed the following file(s):

• requirements/production.txt

⚠️ Warning

django-anymail 10.3 requires django, which is not installed.

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• Some vulnerabilities couldn't be fully fixed and so Snyk will still find them when the project is tested again. This may be because the vulnerability existed within more than one direct dependency, but not all of the affected dependencies could be upgraded.

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🦉 SQL Injection
🦉 Allocation of Resources Without Limits or Throttling

[Copilot]

Pull request overview

This PR addresses security vulnerabilities by upgrading Django and sqlparse dependencies to versions that fix three identified security issues.

Key Changes

• Upgraded Django from 3.2.25 to 4.2.27 to fix SQL injection and resource allocation vulnerabilities
• Upgraded sqlparse from 0.4.4 to 0.5.4 to address security concerns

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[Copilot]

The comment states Django is 'not directly required', but the PR description indicates this is an upgrade from version 3.2.25, suggesting it is a direct dependency. This comment may be misleading and should be clarified or corrected.

Suggested change

	django>=4.2.27 # not directly required, pinned by Snyk to avoid a vulnerability
	django>=4.2.27 # direct dependency, version pinned by Snyk to avoid a vulnerability

[Copilot]

The comment states sqlparse is 'not directly required', but the PR description indicates this is an upgrade from version 0.4.4, suggesting it is a direct dependency. This comment may be misleading and should be clarified or corrected.

Suggested change

	sqlparse>=0.5.4 # not directly required, pinned by Snyk to avoid a vulnerability
	sqlparse>=0.5.4 # direct dependency, upgraded from 0.4.4; pinned to avoid vulnerability (see Snyk)