chore: remove libqalculate from home declaration

radio.scm

@@ -21,7 +21,7 @@
  #|G|# games gnome gnu-doc gnupg gnuzilla gtk guile-xyz
  #|I|# image-viewers
  #|L|# linux
- #|M|# mail maths mes messaging minetest
+ #|M|# mail mes messaging minetest
  #|P|# package-management password-utils pdf plotutils pulseaudio python-xyz
  #|S|# scheme shells ssh suckless
  #|T|# telegram tex text-editors tor toys
@@ -87,7 +87,6 @@
                                guile-quickcheck guile-smc guile-srfi-159
                                guile-srfi-189 haunt
         #|image-viewers     |# nsxiv
-        #|maths             |# libqalculate
         #|messaging         |# toxic
         #|package-management|# gwl
         #|password-utils    |# keepassxc