[Snyk] Fix for 12 vulnerabilities

[EngHabu]

This PR was automatically created by Snyk using the credentials of a real user.

Snyk has created this PR to fix one or more vulnerable packages in the `pip` dependencies of this project.

Changes included in this PR

• Changes to the following files to upgrade the vulnerable dependencies to a fixed version:
  • doc-requirements.txt

⚠️ Warning

Sphinx 4.5.0 requires sphinxcontrib-htmlhelp, which is not installed.
Sphinx 4.5.0 requires sphinxcontrib-applehelp, which is not installed.
requests 2.31.0 requires urllib3, which is not installed.
beautifulsoup4 4.12.2 requires soupsieve, which is not installed.

Vulnerabilities that will be fixed

By pinning:

Severity	Issue	Upgrade	Breaking Change	Exploit Maturity
	Insufficient Verification of Data Authenticity SNYK-PYTHON-CERTIFI-3164749	certifi: 2021.10.8 -> 2023.7.22	No	No Known Exploit
	Improper Following of a Certificate's Chain of Trust SNYK-PYTHON-CERTIFI-5805047	certifi: 2021.10.8 -> 2023.7.22	No	No Known Exploit
	Cross-site Scripting (XSS) SNYK-PYTHON-JINJA2-6150717	jinja2: 2.11.3 -> 3.1.3	No	No Known Exploit
	Regular Expression Denial of Service (ReDoS) SNYK-PYTHON-PYGMENTS-1086606	pygments: 2.5.2 -> 2.15.0	No	Proof of Concept
	Denial of Service (DoS) SNYK-PYTHON-PYGMENTS-1088505	pygments: 2.5.2 -> 2.15.0	No	No Known Exploit
	Regular Expression Denial of Service (ReDoS) SNYK-PYTHON-PYGMENTS-5750273	pygments: 2.5.2 -> 2.15.0	No	No Known Exploit
	Information Exposure SNYK-PYTHON-REQUESTS-5595532	requests: 2.27.1 -> 2.31.0	No	No Known Exploit
	Regular Expression Denial of Service (ReDoS) SNYK-PYTHON-SETUPTOOLS-3180412	setuptools: 40.5.0 -> 65.5.1	No	No Known Exploit
	Cross-site Scripting (XSS) SNYK-PYTHON-SPHINX-570772	sphinx: 1.8.6 -> 3.3.0	No	Mature
	Cross-site Scripting (XSS) SNYK-PYTHON-SPHINX-570773	sphinx: 1.8.6 -> 3.3.0	No	Mature
	Regular Expression Denial of Service (ReDoS) SNYK-PYTHON-SPHINX-5811865	sphinx: 1.8.6 -> 3.3.0	No	Proof of Concept
	Regular Expression Denial of Service (ReDoS) SNYK-PYTHON-SPHINX-5812109	sphinx: 1.8.6 -> 3.3.0	No	Proof of Concept

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.

Check the changes in this PR to ensure they won't cause issues with your project.

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Learn how to fix vulnerabilities with free interactive lessons:

🦉 Cross-site Scripting (XSS)
🦉 Regular Expression Denial of Service (ReDoS)