Include URL in QuasselDroid client info commit hash

Steps

1. Connect Quassel desktop and QuasselDroid to core
2. On desktop, open Core Info…

Expected

Both Quassel desktop and QuasselDroid provide a clickable URL with the compiled commit hash.

Actual

Only Quassel desktop provides a clickable URL to the compiled commit. QuasselDroid's commit hash is merely plaintext.

Additional

It seems as if sending…

<a href="https://git.kuschku.de/justJanne/QuasselDroid-ng/commit/[commit hash]">[commit hash]</a>

…in the client information would work.