fix: requirements.txt to reduce vulnerabilities

The following vulnerabilities are fixed by pinning transitive dependencies:
- https://snyk.io/vuln/SNYK-PYTHON-CRYPTOGRAPHY-6210214
- https://snyk.io/vuln/SNYK-PYTHON-JINJA2-6150717

requirements.txt

@@ -24,7 +24,7 @@ click==7.0
     # via flask
 contextlib2==0.6.0.post1
     # via digitalmarketplace-utils
-cryptography==39.0.1
+cryptography==42.0.2
     # via digitalmarketplace-utils
 defusedxml==0.6.0
     # via odfpy
@@ -79,7 +79,7 @@ itsdangerous==1.1.0
     #   -r requirements.in
     #   flask
     #   flask-wtf
-jinja2==2.11.3
+jinja2==3.1.3
     # via
     #   digitalmarketplace-content-loader
     #   flask