increase matchScore for highway=tertiary [an experimental draft]

fixes #1638

Author: matkoniecz

data/presets/highway/tertiary.json

@@ -18,5 +18,6 @@
         "road",
         "street"
     ],
-    "name": "Tertiary Road"
+    "name": "Tertiary Road",
+    "matchScore": 1.01
 }