Bump werkzeug from 1.0.1 to 2.2.3 in /examples/yoti_example_flask

Bumps [werkzeug](https://github.com/pallets/werkzeug) from 1.0.1 to 2.2.3.
- [Release notes](https://github.com/pallets/werkzeug/releases)
- [Changelog](https://github.com/pallets/werkzeug/blob/main/CHANGES.rst)
- [Commits](pallets/werkzeug@1.0.1...2.2.3)

---
updated-dependencies:
- dependency-name: werkzeug
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

examples/yoti_example_flask/requirements.txt

@@ -38,8 +38,10 @@ jinja2==3.0.3
     # via
     #   -r requirements.in
     #   flask
-markupsafe==2.0.1
-    # via jinja2
+markupsafe==2.1.2
+    # via
+    #   jinja2
+    #   werkzeug
 protobuf==3.6.0
     # via yoti
 pycparser==2.18
@@ -66,7 +68,7 @@ urllib3==1.24.2
     # via
     #   -r requirements.in
     #   requests
-werkzeug==1.0.1
+werkzeug==2.2.3
     # via
     #   -r requirements.in
     #   flask