Remove GraphQL.WTF duplicate JSON

Author: hasparus

src/resources/data/graphql-screencasts.json

@@ -0,0 +1,5 @@
+{
+  "title": "GraphQL WTF Screencasts",
+  "url": "https://graphql.wtf",
+  "tags": ["blog-or-newsletter", "video"]
+}