Fix desktop update test for KDE in F34+

We now have to run Plasma Discover, not use the systray thing.

Signed-off-by: Adam Williamson <awilliam@redhat.com>

needles/kde/desktop_package_tool_update-kde-20210327.json

@@ -0,0 +1,16 @@
+{
+  "area": [
+    {
+      "ypos": 520,
+      "width": 19,
+      "xpos": 18,
+      "type": "match",
+      "height": 18
+    }
+  ],
+  "properties": [],
+  "tags": [
+    "DESKTOP-kde",
+    "desktop_package_tool_update"
+  ]
+}

needles/kde/kde_offline_update_reboot-20210327.json

@@ -0,0 +1,16 @@
+{
+  "area": [
+    {
+      "xpos": 477,
+      "width": 48,
+      "ypos": 332,
+      "height": 15,
+      "type": "match"
+    }
+  ],
+  "properties": [],
+  "tags": [
+    "DESKTOP-kde",
+    "kde_offline_update_reboot"
+  ]
+}

tests/desktop_update_graphical.pm

@@ -17,13 +17,19 @@ sub run {
 
     # run the updater
     if ($desktop eq 'kde') {
+        # KDE team tells me until F34 the 'preferred' update method
+        # was the systray applet...
+        if ($relnum < 34) {
             # get rid of notifications which get in the way of the things
             # we need to click
             click_unwanted_notifications;
-        # KDE team tells me the 'preferred' update method is the
-        # systray applet
             assert_and_click 'desktop_expand_systray';
         }
+        else {
+            # ...from F34 onwards, it's Plasma Discover app
+            menu_launch_type('discover');
+        }
+    }
     else {
         # this launches GNOME Software on GNOME, dunno for any other
         # desktop yet
@@ -35,9 +41,10 @@ sub run {
     if ($desktop eq 'gnome' && check_screen 'gnome_software_welcome', 10) {
         send_key 'ret';
     }
-    # go to the 'update' interface. For GNOME, we may be waiting
-    # some time at a 'Software catalog is being loaded' screen.
-    if ($desktop eq 'gnome') {
+    # go to the 'update' interface. For GNOME or KDE on F34+, we
+    # may be waiting some time at a 'Software catalog is being
+    # loaded' screen.
+    if ($desktop eq 'gnome' || ($desktop eq 'kde' && $relnum > 33)) {
         for my $n (1..5) {
             last if (check_screen 'desktop_package_tool_update', 120);
             mouse_set 10, 10;