refactor(v2): cleanup console output (#4979)

* refactor(v2): cleanup console output

* fix jest issue

Co-authored-by: slorber <lorber.sebastien@gmail.com>

packages/docusaurus-plugin-content-docs/src/__tests__/docs.test.ts

@@ -453,7 +453,7 @@ describe('simple site', () => {
         }),
       );
     }).toThrowErrorMatchingInlineSnapshot(
-      `"Document id [Hello/world] cannot include \\"/\\"."`,
+      `"Document id \\"Hello/world\\" cannot include slash."`,
     );
   });