chore: remove comments from schema file (#1347)

packages/amplify_datastore/example/tool/schema.graphql

@@ -1,8 +1,6 @@
-# This "input" configures a global authorization rule to enable public access to
-# all models in this schema. Learn more about authorization rules here: https://docs.amplify.aws/cli/graphql/authorization-rules
 input AMPLIFY {
   globalAuthRule: AuthRule = { allow: public }
-} # FOR TESTING ONLY!
+}
 type Blog @model {
   id: ID!
   name: String!
@@ -33,7 +31,6 @@ type Tag @model {
   posts: [Post] @manyToMany(relationName: "PostTags")
 }
 
-# scalar types, enum and CustomType
 type ModelWithAppsyncScalarTypes @model {
   id: ID!
   stringValue: String
@@ -112,9 +109,6 @@ type SimpleCustomType {
   foo: String!
 }
 
-# Model relationships
-
-# models with has one relationship
 type HasOneParent @model {
   id: ID!
   name: String
@@ -128,7 +122,6 @@ type HasOneChild @model {
   name: String
 }
 
-# models with has many relationship
 type HasManyParent @model {
   id: ID!
   name: String
@@ -175,7 +168,6 @@ type HasManyChildBiDirectionalExplicit @model {
     @belongsTo(fields: ["hasManyParentId"])
 }
 
-# models with belongs to relationship
 type BelongsToParent @model {
   id: ID!
   name: String
@@ -196,7 +188,6 @@ type BelongsToChildExplicit @model {
   belongsToParent: BelongsToParent @belongsTo(fields: ["belongsToParentID"])
 }
 
-# models with multiple relationships
 type MultiRelatedMeeting @model {
   id: ID! @primaryKey
   title: String!