fix(languages): update GitHub languages JSON file

jaebradley · jaebradley · commit 26b13a57c8a6 · 2018-06-22T15:08:55.000Z
diff --git a/src/languages.json b/src/languages.json
@@ -1806,7 +1806,8 @@
     "searchable": "true"
   },
   {
-    "type": "data",
+    "type": "programming",
+    "color": "#0db7ed",
     "tmScope": "source.dockerfile",
     "extensions": [
       ".dockerfile"
