fix namespace percy snapshot

Author: mansona

app/routes/project-version/functions/function.js

@@ -35,12 +35,12 @@ export default class FunctionRoute extends Route {
     try {
       fnModule = await this.store.find(
         'class',
-        `${project}-${projectVersion}-${className}`
+        `${project}-${projectVersion}-${className}`.toLowerCase()
       );
     } catch (e) {
       fnModule = await this.store.find(
         'namespace',
-        `${project}-${projectVersion}-${className}`
+        `${project}-${projectVersion}-${className}`.toLowerCase()
       );
     }
 

app/routes/project-version/modules/module.js

@@ -26,7 +26,10 @@ export default class ModuleRoute extends ClassRoute {
       klass = `${project}-${klass}`;
     }
 
-    return this.find('module', `${project}-${projectVersion}-${klass}`);
+    return this.find(
+      'module',
+      `${project}-${projectVersion}-${klass}`.toLowerCase()
+    );
   }
 
   serialize(model) {