Merge pull request #72 from NHSDigital/update-typing-extensions-version

updated typing extensions to 4.10.0

Author: warren-davies4

requirements.txt

@@ -63,7 +63,7 @@ tinycss2==1.2.1
 toml==0.10.2
 tornado==6.3.3
 traitlets==5.13.0
-typing_extensions==4.1.0
+typing_extensions==4.10.0
 urllib3==2.1.0
 watchdog==3.0.0
 webencodings==0.5.1