fix: requirements-docbuild.txt to reduce vulnerabilities

The following vulnerabilities are fixed by pinning transitive dependencies:
- https://snyk.io/vuln/SNYK-PYTHON-CERTIFI-3164749
- https://snyk.io/vuln/SNYK-PYTHON-CERTIFI-5805047
- https://snyk.io/vuln/SNYK-PYTHON-CERTIFI-7430173
- https://snyk.io/vuln/SNYK-PYTHON-IDNA-6597975
- https://snyk.io/vuln/SNYK-PYTHON-JINJA2-6150717
- https://snyk.io/vuln/SNYK-PYTHON-JINJA2-6809379
- https://snyk.io/vuln/SNYK-PYTHON-PYGMENTS-1086606
- https://snyk.io/vuln/SNYK-PYTHON-PYGMENTS-1088505
- https://snyk.io/vuln/SNYK-PYTHON-PYGMENTS-5750273
- https://snyk.io/vuln/SNYK-PYTHON-REQUESTS-5595532
- https://snyk.io/vuln/SNYK-PYTHON-REQUESTS-6928867
- https://snyk.io/vuln/SNYK-PYTHON-SETUPTOOLS-3180412
- https://snyk.io/vuln/SNYK-PYTHON-SETUPTOOLS-7448482
- https://snyk.io/vuln/SNYK-PYTHON-SPHINX-570772
- https://snyk.io/vuln/SNYK-PYTHON-SPHINX-570773
- https://snyk.io/vuln/SNYK-PYTHON-SPHINX-5811865
- https://snyk.io/vuln/SNYK-PYTHON-SPHINX-5812109

requirements-docbuild.txt

@@ -13,10 +13,11 @@ sphinxcontrib-serializinghtml
 sphinxcontrib-srclinks
 sphinx-tabs
 
-certifi>=2023.7.22 # not directly required, pinned by Snyk to avoid a vulnerability
-jinja2>=3.1.3 # not directly required, pinned by Snyk to avoid a vulnerability
+certifi>=2024.7.4 # not directly required, pinned by Snyk to avoid a vulnerability
+jinja2>=3.1.4 # not directly required, pinned by Snyk to avoid a vulnerability
 pygments>=2.15.0 # not directly required, pinned by Snyk to avoid a vulnerability
 requests>=2.32.2 # not directly required, pinned by Snyk to avoid a vulnerability
 setuptools>=70.0.0 # not directly required, pinned by Snyk to avoid a vulnerability
 urllib3>=2.2.2 # not directly required, pinned by Snyk to avoid a vulnerability
 zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability
+idna>=3.7 # not directly required, pinned by Snyk to avoid a vulnerability