Add new 'install done' needle

Text on the button was changed in Rawhide.

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

needles/anaconda/install_process/install_done-finish-20190723.json

@@ -0,0 +1,24 @@
+{
+  "area": [
+    {
+      "xpos": 700,
+      "ypos": 672,
+      "type": "match",
+      "width": 322,
+      "height": 20
+    },
+    {
+      "xpos": 889,
+      "ypos": 739,
+      "height": 15,
+      "width": 108,
+      "type": "match"
+    }
+  ],
+  "properties": [],
+  "tags": [
+    "anaconda_install_done",
+    "ENV-DISTRI-fedora",
+    "LANGUAGE-english"
+  ]
+}