fix(trayicon): remove dep on xprop and wlrctl

this was accidentally added in slgobinath#558, but never needed.

Author: deltragon

safeeyes/plugins/trayicon/dependency_checker.py

@@ -16,7 +16,6 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-from safeeyes import utility
 from safeeyes.model import PluginDependency
 from safeeyes.translations import translate as _
 
@@ -48,15 +47,3 @@ def validate(plugin_config, plugin_settings):
             link="https://github.com/slgobinath/SafeEyes/wiki/How-to-install-backend-for-Safe-Eyes-tray-icon",
             retryable=True,
         )
-
-    command = None
-    if utility.IS_WAYLAND:
-        if utility.DESKTOP_ENVIRONMENT == "gnome":
-            return None
-        command = "wlrctl"
-    else:
-        command = "xprop"
-    if not utility.command_exist(command):
-        return _("Please install the command-line tool '%s'") % command
-    else:
-        return None