Remove dayjs usage and use date-fns instead #8109

Job	Run time
Check common misspellings	14s
Elixir dependencies (Elixir 1.14.3, OTP 25)	17s
Elixir dependencies (Elixir 1.13.4, OTP 22)	15s
Generate project documentation	0s
Rebuild main branch dependencies	10s
Npm dependencies	22s
Npm E2E dependencies	17s
API bc check (V1)	1m 1s
API bc check (V2)	52s
Chromatic deployment	1m 35s
Run FE tests	2m 29s
Static Code Analysis	4m 5s
Test (Elixir 1.14.3, OTP 25)	1m 21s
End to end tests	9m 50s
Test (Elixir 1.13.4, OTP 22)	1m 15s
Build the docker image for the demo environment	0s
Deploy updated images to the demo environment	0s
Commit the project on OBS	0s
Build and push container images	0s
Use photofinish to push mock data to the demo environment	0s
	24m 3s

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