add axes_line_noticklabels mock

Author: etpinard

test/image/baselines/axes_line_noticklabels.png

@@ -0,0 +1,18 @@
+{
+  "data": [{
+    "x": [0, 1, 2, 3, 4, 5, 6, 7, 8],
+    "y": [0, 1, 2, 3, 4, 5, 6, 7, 8]
+  }],
+  "layout": {
+    "xaxis": {
+	  "title": "x axis line w/o tick labels",
+      "showline": true,
+      "showticklabels": false
+    },
+    "yaxis": {
+	  "title": "y axis line w/o tick labels",
+      "showline": true,
+      "showticklabels": false
+    }
+  }
+}