Fix inconsistency

Author: exacs

__test__/test-website/src/app/en/layout.tsx

@@ -63,7 +63,7 @@ initReactComponentRegistry({
     '_Column:tagA': ColumnA,
 
     // Content type "test_ct6" only has a component with tag
-    'test_ct6:tagA': Component6,
+    'test_c6:tagA': Component6,
     test_c7: {
       // default: Component7,
       tags: {

__test__/test-website/src/components/with-display-templates.tsx

@@ -34,7 +34,7 @@ export const ct3 = contentType({
 });
 
 export const ct6 = contentType({
-  key: 'test_ct6',
+  key: 'test_c6',
   baseType: '_component',
   compositionBehaviors: ['elementEnabled', 'sectionEnabled'],
 });