Remove redundant changes to dist/index.html

This is not necessary, since all of these options are the same
as the defaults

dist/index.html

@@ -77,9 +77,6 @@ window.onload = function() {
     url: "http://petstore.swagger.io/v2/swagger.json",
     dom_id: '#swagger-ui',
     deepLinking: true,
-    defaultModelsExpandDepth: 1,
-    defaultModelExpandDepth: 1,
-    docExpansion: "list",
     presets: [
       SwaggerUIBundle.presets.apis,
       SwaggerUIStandalonePreset