Add CI steps to test execution of generate scripts

[Shinigami92]

trafficstars

Clear and concise description of the problem

We need to add CI steps for the execution of some generate scripts, so we guarantee that these will not break

Suggested solution

Add steps

Alternative

No response

Additional context

No response

[ST-DDT]

See also #389

[xDivisionByZerox]

Concept:

Add a job to the ci.yaml that runs the generate-locale and generate-locale scripts from our package.json.

[ST-DDT]

And it should ensure that there are no changed files afterwards.

[sunadoi]

Could you assign to me?