Hotfix MockPrometheusApi as host data fetcher in demo env #8232

Job	Run time
Check common misspellings	21s
Elixir dependencies (Elixir 1.14.3, OTP 25)	23s
Elixir dependencies (Elixir 1.13.4, OTP 22)	16s
Generate project documentation	0s
Rebuild main branch dependencies	14s
Npm dependencies	15s
Npm E2E dependencies	23s
Run FE tests	1m 49s
Chromatic deployment	1m 36s
API bc check (V1)	1m 4s
API bc check (V2)	1m 4s
Test (Elixir 1.14.3, OTP 25)	1m 17s
Test (Elixir 1.13.4, OTP 22)	1m 25s
Static Code Analysis	4m 28s
End to end tests	9m 21s
Build the docker image for the demo environment	0s
Build and push container images	0s
Commit the project on OBS	0s
Deploy updated images to the demo environment	0s
Use photofinish to push mock data to the demo environment	0s
	23m 56s

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