Add some new update-related needles for KDE

The new background seems to be throwing us off here. I think
the menu is *very slightly* transparent so the needles usually
work for most Fedora backgrounds as they tend to have a similar
base color, but the 31 one is unusually light.

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

needles/kde/desktop_package_tool_update-kde-detected-20190918.json

@@ -0,0 +1,16 @@
+{
+  "area": [
+    {
+      "width": 19,
+      "type": "match",
+      "height": 18,
+      "ypos": 741,
+      "xpos": 779
+    }
+  ],
+  "properties": [],
+  "tags": [
+    "DESKTOP-kde",
+    "desktop_package_tool_update"
+  ]
+}

needles/kde/desktop_systray_notifications-31-20190918.json

@@ -0,0 +1,16 @@
+{
+  "area": [
+    {
+      "width": 83,
+      "type": "match",
+      "height": 16,
+      "ypos": 398,
+      "xpos": 619
+    }
+  ],
+  "properties": [],
+  "tags": [
+    "DESKTOP-kde",
+    "desktop_systray_notifications"
+  ]
+}

needles/kde/desktop_update_notification-kde-31-20190918.json

@@ -0,0 +1,24 @@
+{
+  "area": [
+    {
+      "width": 38,
+      "type": "match",
+      "ypos": 666,
+      "height": 40,
+      "xpos": 957
+    },
+    {
+      "type": "match",
+      "width": 13,
+      "xpos": 985,
+      "height": 13,
+      "ypos": 643
+    }
+  ],
+  "properties": [],
+  "tags": [
+    "DESKTOP-kde",
+    "desktop_update_notification_popup",
+    "desktop_update_notification"
+  ]
+}