Fix recommendation 'as many fonts as possible'

lib/metadata/policies.js

@@ -883,7 +883,7 @@ var policies = {
     "webfontCount": {
         "tool": "phantomas",
         "label": "Font count",
-        "message": "<p>Fonts are loaded on the critical path of the head. Load as many as possible.</p>",
+        "message": "<p>Fonts are loaded on the critical path of the head. Load as few as possible.</p>",
         "isOkThreshold": 0,
         "isBadThreshold": 3,
         "isAbnormalThreshold": 5,