added commerce's products and variations queries to graphql

web/modules/custom/materio_graphql/graphql/materio_extension.extension.graphqls

@@ -37,3 +37,19 @@ extend type Query {
 extend type Query {
   company(id: Int!): Company
 }
+
+extend type Query {
+  product(id: Int!): Product
+}
+
+extend type Query {
+  products(ids: [Int]): [Product]
+}
+
+# extend type Query {
+#   variation(id: Int!): Variation
+# }
+#
+# extend type Query {
+#   variations(id: [Int]): Variation
+# }