docs(readme): add markdown in syntax highlighting

Author: Kumar Harsh

README.md

@@ -35,6 +35,7 @@ VSCode extension for GraphQL schema authoring & consumption.
   + Ruby
   + Cucumber
   + ReasonML/OCaml
+  + Markdown fenced code-blocks
   + (Submit a PR to support your language!)
 
 * **Snippets**: Some commonly used snippets are provided which help while writing mutations and queries, such as defining types, interfaces and input types.

package.json

@@ -114,17 +114,6 @@
           "meta.embedded.block.graphql": "graphql"
         }
       },
-      {
-        "injectTo": [
-          "source.reason",
-          "source.ocaml"
-        ],
-        "scopeName": "inline.graphql.re",
-        "path": "./syntaxes/graphql.re.json",
-        "embeddedLanguages": {
-          "meta.embedded.block.graphql": "graphql"
-        }
-      },
       {
         "injectTo": [
           "source.ruby"
@@ -143,13 +132,24 @@
         "path": "./syntaxes/graphql.feature.json"
       },
       {
+        "injectTo": [
+          "text.html.markdown"
+        ],
         "scopeName": "markdown.graphql.codeblock",
         "path": "./syntaxes/graphql.markdown.codeblock.json",
+        "embeddedLanguages": {
+          "meta.embedded.block.graphql": "graphql"
+        }
+      },
+      {
         "injectTo": [
-          "text.html.markdown"
+          "source.reason",
+          "source.ocaml"
         ],
+        "scopeName": "inline.graphql.re",
+        "path": "./syntaxes/graphql.re.json",
         "embeddedLanguages": {
-          "meta.embedded.block.graphql": "GraphQL"
+          "meta.embedded.block.graphql": "graphql"
         }
       }
     ],