SDK-1161: Update Flask dependency in example project due to vulnerability in one of Flask's dependencies

Author: MrBurtyyy

examples/yoti_example_flask/requirements.in

@@ -1,5 +1,5 @@
 cryptography>=2.3
-Flask>=0.12.3
+Flask>=1.0.4
 jinja2>=2.8.1
 pyopenssl>=19.0.0
 python-dotenv>=0.7.1

examples/yoti_example_flask/requirements.txt

@@ -11,7 +11,7 @@ cffi==1.11.5              # via cryptography
 chardet==3.0.4            # via requests
 click==6.7                # via flask
 cryptography==2.5
-flask==1.0.2
+flask==1.1.1
 future==0.16.0            # via yoti
 idna==2.7                 # via requests
 itsdangerous==0.24        # via flask
@@ -24,8 +24,8 @@ python-dotenv==0.8.2
 requests==2.21.0
 six==1.11.0               # via cryptography, protobuf, pyopenssl
 urllib3==1.24.2
-werkzeug==0.14.1          # via flask
-yoti==2.8.0
+werkzeug==0.15.5          # via flask
+yoti==2.8.1
 
 # The following packages are considered to be unsafe in a requirements file:
-# setuptools==41.1.0        # via protobuf
+# setuptools==41.2.0        # via protobuf