[Snyk] Fix for 67 vulnerabilities

requirements.txt

@@ -1,9 +1,15 @@
-flask==2.1.2
-tensorflow==2.9.1
-keras==2.9.0
-protobuf==3.19.4
+flask==2.2.5
+tensorflow==2.12.0rc1
+keras==2.13.1rc0
+protobuf==3.19.5
 prometheus-client==0.14.1
 pandas==1.4.4
 numpy==1.22.4
 prometheus-api-client==0.5.1
-scikit-learn==1.0.2
+scikit-learn==1.0.2
+fonttools>=4.43.0 # not directly required, pinned by Snyk to avoid a vulnerability
+pillow>=10.3.0 # not directly required, pinned by Snyk to avoid a vulnerability
+requests>=2.32.0 # not directly required, pinned by Snyk to avoid a vulnerability
+setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability
+werkzeug>=3.0.3 # not directly required, pinned by Snyk to avoid a vulnerability
+wheel>=0.38.0 # not directly required, pinned by Snyk to avoid a vulnerability