[3.20] community/wmenu: upgrade to 0.1.9

wmenu has moved to codeberg.

https://lists.sr.ht/~adnano/wmenu-announce/%3CD1VWZ5WZNZCL.1YEQUXNQSY9OZ@adnano.co%3E

Requesting to update this package in stable as well, since 0.1.7 seems to segfault a lot on my machine when used in scripts.