fix: fix malformatted yaml (#59)

Author: DanielHabenicht

template/.redocly.yaml.ejs

@@ -1,6 +1,6 @@
 # See https://docs.redoc.ly/cli/configuration/ for more information.
 apiDefinitions:
-  main: "<%= mainDefinitionFile %>"
+  main: <%= mainDefinitionFile %>
 lint:
   rules:
     no-unused-schemas: warning
@@ -9,4 +9,4 @@ referenceDocs:
   theme:
     colors:
       primary:
-        main: "#32329f"
+        main: "#32329f"