Rename registerComponent to registerApi to better communicate intent

Signed-off-by: Kamil Zainal <gh@akza.dev>

plugins/api-docs/api-report.md

@@ -47,7 +47,7 @@ const apiDocsPlugin: BackstagePlugin<
     root: RouteRef<undefined>;
   },
   {
-    registerComponent: ExternalRouteRef<undefined, true>;
+    registerApi: ExternalRouteRef<undefined, true>;
   }
 >;
 export { apiDocsPlugin };

plugins/api-docs/src/plugin.ts

@@ -45,7 +45,7 @@ export const apiDocsPlugin = createPlugin({
     }),
   ],
   externalRoutes: {
-    registerComponent: registerComponentRouteRef,
+    registerApi: registerComponentRouteRef,
   },
 });