GraphQL generated docs: backtick names

https://gitlab.com/gitlab-org/gitlab/-/issues/323207

lib/gitlab/graphql/docs/helper.rb

@@ -28,7 +28,7 @@ module Gitlab
         end
 
         def render_name_and_description(object)
-          content = "### #{object[:name]}\n"
+          content = "### `#{object[:name]}`\n"
 
           if object[:description].present?
             content += "\n#{object[:description]}"

spec/lib/gitlab/graphql/docs/renderer_spec.rb

@@ -40,7 +40,7 @@ RSpec.describe Gitlab::Graphql::Docs::Renderer do
 
       specify do
         expectation = <<~DOC
-          ### ArrayTest
+          ### `ArrayTest`
 
           | Field | Type | Description |
           | ----- | ---- | ----------- |
@@ -53,7 +53,7 @@ RSpec.describe Gitlab::Graphql::Docs::Renderer do
       context 'query generation' do
         let(:expectation) do
           <<~DOC
-            ### foo
+            ### `foo`
 
             List of objects.
 
@@ -91,7 +91,7 @@ RSpec.describe Gitlab::Graphql::Docs::Renderer do
 
       specify do
         expectation = <<~DOC
-          ### OrderingTest
+          ### `OrderingTest`
 
           | Field | Type | Description |
           | ----- | ---- | ----------- |
@@ -114,7 +114,7 @@ RSpec.describe Gitlab::Graphql::Docs::Renderer do
 
       specify do
         expectation = <<~DOC
-          ### DeprecatedTest
+          ### `DeprecatedTest`
 
           | Field | Type | Description |
           | ----- | ---- | ----------- |
@@ -143,7 +143,7 @@ RSpec.describe Gitlab::Graphql::Docs::Renderer do
 
       specify do
         expectation = <<~DOC
-          ### MyEnum
+          ### `MyEnum`
 
           | Value | Description |
           | ----- | ----------- |