Update tour_start needle for ELN

Same slight size change as in Rawhide a bit ago.

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

needles/gnome/apps/tour/tour_start-eln-20260408.json

@@ -0,0 +1,22 @@
+{
+  "area": [
+    {
+      "xpos": 463,
+      "type": "match",
+      "height": 67,
+      "ypos": 228,
+      "width": 68
+    },
+    {
+      "height": 30,
+      "ypos": 536,
+      "xpos": 441,
+      "type": "match",
+      "width": 145
+    }
+  ],
+  "properties": [],
+  "tags": [
+    "tour_start"
+  ]
+}