fix: Backend/Services/Core.API/API/src/requirements.txt to reduce vul…

…nerabilities

The following vulnerabilities are fixed by pinning transitive dependencies:
- https://snyk.io/vuln/SNYK-PYTHON-WERKZEUG-6808933

Backend/Services/Core.API/API/src/requirements.txt

@@ -33,6 +33,6 @@ tqdm==4.64.0
 typing_extensions==4.2.0
 urllib3>=1.16
 values==2020.12.3
-Werkzeug==2.1.2
+Werkzeug==3.0.3
 write==2020.12.3
 boto3>=1.23.1