Kinoite: Keep kde-partitionmanager

Re-add kde-partitionmanager to the base image until we have it available
as a Flatpak.

See: https://pagure.io/fedora-kde/SIG/issue/131

comps-sync-exclude-list.yml

@@ -182,7 +182,6 @@ desktop_exclude_list:
     - kcalc
     - kcharselect
     - kcolorchooser
-    - kde-partitionmanager
     - kdnssd
     - kf5-kipi-plugins
     - kfind

kde-desktop-pkgs.yaml

@@ -10,6 +10,7 @@ packages:
   - gnome-keyring-pam
   - initial-setup-gui
   - kde-gtk-config
+  - kde-partitionmanager
   - kde-print-manager
   - kde-settings-pulseaudio
   - kdegraphics-thumbnailers