Use newly merged inheritance spec tests

Sources/HummingbirdMustache/CustomRenderable.swift

@@ -11,6 +11,7 @@
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//
+
 import Foundation
 
 protocol HBMustacheCustomRenderable {

Sources/HummingbirdMustache/Lambda.swift

@@ -12,7 +12,6 @@
 //
 //===----------------------------------------------------------------------===//
 
-
 /// Lambda function. Can add this to object being rendered to filter contents of objects.
 ///
 /// See http://mustache.github.io/mustache.5.html for more details on

Sources/HummingbirdMustache/Template+Render.swift

@@ -11,6 +11,7 @@
 // SPDX-License-Identifier: Apache-2.0
 //
 //===----------------------------------------------------------------------===//
+
 import Foundation
 
 extension HBMustacheTemplate {