Revert "grab mutter libs from sid as workaround for #235"

This reverts commit 4b491fe.

Author: SolidEva

scripts/BuildScripts/FilesystemScripts/buildFilesystem.sh

@@ -285,9 +285,6 @@ apt_install $PRAWNOS_BUILD $outmnt false ${xfce_debs_download[@]}
 #Download the gnome packages to be installed by InstallPackages.sh:
 apt_install $PRAWNOS_BUILD $outmnt false ${gnome_debs_download[@]}
 
-#TODO remove once 3.38.2-1 or newer moves to bullseye, work around for #235
-chroot $outmnt apt install -y -t sid libmutter-7-0 gir1.2-mutter-7 mutter-common
-
 
 # we want to include all of our built packages in the apt cache for installation later, but we want to let apt download dependencies
 # if required

scripts/InstallScripts/InstallPackages.sh

@@ -108,8 +108,6 @@ then
 
   apt install -y ${gnome_debs_download[@]}
   apt install -y ${prawnos_gnome_debs_prebuilt_download[@]}
-  #TODO remove once 3.38.2-1 or newer moves to bullseye, work around for #235
-  apt install -y -t sid libmutter-7-0 gir1.2-mutter-7 mutter-common
 
   #TODO: debug why rotation is flipped
   # work around issue #234