skel: add keepassxc default config:

- minimize window afetr password copy
 - auto-reopen last database on startup (remember last databases)
 - allow only a single instance
 - enable browser integration, search for URL matches in all open databases
 - minimize to tray on close/startup

config/includes.chroot/etc/skel/.config/keepassxc/keepassxc.ini

@@ -0,0 +1,17 @@
+[General]
+MinimizeOnCopy=false
+OpenPreviousDatabasesOnStartup=true
+RememberLastDatabases=true
+SingleInstance=true
+
+[Browser]
+Enabled=true
+SearchInAllDatabases=true
+
+[GUI]
+HidePasswords=true
+HideUsernames=false
+MinimizeOnClose=true
+MinimizeOnStartup=true
+MinimizeToTray=true
+ShowTrayIcon=true