senpai: update homepage and distfiles URL.

[triallax]

The repository has been moved, as https://git.sr.ht/~taiite/senpai/tree/5e771831a3196f49d4417e0f913da64a251e8cb5/item/README.md shows.

@realcharmer

Testing the changes

• I tested the changes in this PR: YES|briefly|NO

[triallax]

Lint check fails because of long URL in commit message, it can be ignored.

[realcharmer]

You also have to increase the package revision number.

[realcharmer]

Lint check fails because of long URL in commit message, it can be ignored.

Is it really necessary to include the hyperlink in the commit message body?

[triallax]

You also have to increase the package revision number.

Not necessarily, I don't think a homepage update warrants a revbump.

Is it really necessary to include the hyperlink in the commit message body?

I just did it to show the evidence of the move, but it's not strictly necessary I guess.

[realcharmer]

Not necessarily, I don't think a homepage update warrants a revbump.

I reckon any template change without a version bump is a new revision.

[triallax]

#44385 (comment), but I don't care much either way.

[realcharmer]

If it's fine with the maintainers and the linter won't complain, it's fine with me as well.

[realcharmer]

Also thanks for the PR, good job 👍