Kinoite: Do not exclude adwaita-gtk2-theme

This is apparently needed for GTK2 apps, even in Flatpaks.

Let's keep it in the image until this is fixed.

See: https://pagure.io/fedora-kde/SIG/issue/307

comps-sync-exclude-list.yml

@@ -151,7 +151,6 @@ desktop_exclude_list:
     - kdnssd
     - ksshaskpass
     # Misc
-    - adwaita-gtk2-theme
     - colord-kde
     - kwebkitpart
     - plasma-nm-l2tp

kde-desktop-pkgs.yaml

@@ -2,6 +2,7 @@
 include: fedora-common-ostree.yaml
 packages:
   - NetworkManager-config-connectivity-fedora
+  - adwaita-gtk2-theme
   - ark
   - bluedevil
   - breeze-icon-theme