Replace cockpit 'main screen' needle

They got rid of the 'Dashboard' text we were matching on, so
let's change this needle. This 'Hardware' text should show up
in all cockpit versions, I think.

needles/cockpit/cockpit_main.json

@@ -0,0 +1,15 @@
+{
+  "properties": [],
+  "tags": [
+    "cockpit_main"
+  ],
+  "area": [
+    {
+      "height": 15,
+      "width": 59,
+      "xpos": 421,
+      "type": "match",
+      "ypos": 174
+    }
+  ]
+}

needles/cockpit/main.json

@@ -1,15 +0,0 @@
-{
-  "tags": [
-    "cockpit_main"
-  ],
-  "area": [
-    {
-      "xpos": 198,
-      "ypos": 111,
-      "width": 78,
-      "height": 22,
-      "type": "match"
-    }
-  ],
-  "properties": []
-}