upgrade test requirements

tests/requirements.in

@@ -1,7 +1,7 @@
-deepmerge==1.1.0
-email_validator==2.0.0.post2
-flask-wtf==1.1.1
-flask==2.3.2
-govuk-frontend-jinja==2.7.0
+deepmerge==1.1.1
+email_validator==2.1.0.post1
+flask-wtf==1.2.1
+flask==3.0.2
+govuk-frontend-jinja==3.0.0
 pytest-cov==4.1.0
-pyyaml==6.0
+pyyaml==6.0.1

tests/requirements.txt

@@ -1,57 +1,59 @@
 #
-# This file is autogenerated by pip-compile with Python 3.11
+# This file is autogenerated by pip-compile with Python 3.12
 # by the following command:
 #
 #    pip-compile requirements.in
 #
-blinker==1.6.2
+blinker==1.7.0
     # via flask
-click==8.1.4
+click==8.1.7
     # via flask
-coverage[toml]==7.2.7
-    # via pytest-cov
-deepmerge==1.1.0
+coverage[toml]==7.4.1
+    # via
+    #   coverage
+    #   pytest-cov
+deepmerge==1.1.1
     # via -r requirements.in
-dnspython==2.3.0
+dnspython==2.5.0
     # via email-validator
-email-validator==2.0.0.post2
+email-validator==2.1.0.post1
     # via -r requirements.in
-flask==2.3.2
+flask==3.0.2
     # via
     #   -r requirements.in
     #   flask-wtf
-flask-wtf==1.1.1
+flask-wtf==1.2.1
     # via -r requirements.in
-govuk-frontend-jinja==2.7.0
+govuk-frontend-jinja==3.0.0
     # via -r requirements.in
-idna==3.4
+idna==3.6
     # via email-validator
 iniconfig==2.0.0
     # via pytest
 itsdangerous==2.1.2
     # via
     #   flask
     #   flask-wtf
-jinja2==3.1.2
+jinja2==3.1.3
     # via
     #   flask
     #   govuk-frontend-jinja
-markupsafe==2.1.3
+markupsafe==2.1.5
     # via
     #   jinja2
     #   werkzeug
     #   wtforms
-packaging==23.1
+packaging==23.2
     # via pytest
-pluggy==1.2.0
+pluggy==1.4.0
     # via pytest
-pytest==7.4.0
+pytest==8.0.0
     # via pytest-cov
 pytest-cov==4.1.0
     # via -r requirements.in
-pyyaml==6.0
+pyyaml==6.0.1
     # via -r requirements.in
-werkzeug==2.3.6
+werkzeug==3.0.1
     # via flask
-wtforms==3.0.1
+wtforms==3.1.2
     # via flask-wtf