Bug#1055026: do not create web statistic for all language combinations

[Thomas Lange <lange@cs.uni-koeln.de>]

There's also the problem, that a lot of files are outdated.

After I removed some files for german manually I now see this:

https://www.debian.org/devel/website/stats/de.en.html
Last Modified: Sun, Oct 29 15:26:29 UTC 2023   Last Built: Sun, Oct 29 15:29:11 UTC 2023

This was recreated today, but

https://www.debian.org/devel/website/stats/de.de.html
Zuletzt geändert: Dienstag den 13. Jun 2023 um 19:26:34 Uhr UTC   Zuletzt gebaut: Dienstag den 13. Jun 2023 um 22:59:06 Uhr UTC 

Similar for nl.nl.html and nl.de.html.


-- 
 Thomas