fix: can not create a new edgeless doc with "@" on edgeless (#7772)

Close issue [BS-935](https://linear.app/affine-design/issue/BS-935).

packages/frontend/core/src/components/blocksuite/block-suite-editor/specs/custom/spec-patchers.tsx

@@ -405,13 +405,14 @@ export function patchQuickSearchService(
                     resolve({
                       userInput: result.payload.url,
                     });
-                  } else if (
+                  } else if (result.source === 'creation') {
-                    result.source === 'creation' &&
-                    result.id === 'creation:create-page'
-                  ) {
                     const docsService = framework.get(DocsService);
+                    const mode =
+                      result.id === 'creation:create-edgeless'
+                        ? 'edgeless'
+                        : 'page';
                     const newDoc = docsService.createDoc({
-                      mode: 'page',
+                      mode,
                       title: result.payload.title,
                     });
                     resolve({