Update graphiql to 1.4.7

Author: kiendang

graphene_django/views.py

@@ -66,9 +66,9 @@ class GraphQLView(View):
     react_dom_sri = "sha256-nbMykgB6tsOFJ7OdVmPpdqMFVk4ZsqWocT6issAPUF0="
 
     # The GraphiQL React app.
-    graphiql_version = "1.4.1"  # "1.0.3"
-    graphiql_sri = "sha256-JUMkXBQWZMfJ7fGEsTXalxVA10lzKOS9loXdLjwZKi4="  # "sha256-VR4buIDY9ZXSyCNFHFNik6uSe0MhigCzgN4u7moCOTk="
-    graphiql_css_sri = "sha256-Md3vdR7PDzWyo/aGfsFVF4tvS5/eAUWuIsg9QHUusCY="  # "sha256-LwqxjyZgqXDYbpxQJ5zLQeNcf7WVNSJ+r8yp2rnWE/E="
+    graphiql_version = "1.4.7"  # "1.0.3"
+    graphiql_sri = "sha256-cpZ8w9D/i6XdEbY/Eu7yAXeYzReVw0mxYd7OU3gUcsc="  # "sha256-VR4buIDY9ZXSyCNFHFNik6uSe0MhigCzgN4u7moCOTk="
+    graphiql_css_sri = "sha256-HADQowUuFum02+Ckkv5Yu5ygRoLllHZqg0TFZXY7NHI="  # "sha256-LwqxjyZgqXDYbpxQJ5zLQeNcf7WVNSJ+r8yp2rnWE/E="
 
     # The websocket transport library for subscriptions.
     subscriptions_transport_ws_version = "0.9.18"