work around #9224

Author: cscheid

tests/docs/smoke-all/2025/06/11/issue-12853/quarto-test/index.qmd

@@ -7,9 +7,9 @@ format:
 
 ## From an embedded notebook
 
-{{< embed somefolder/_somefile.qmd#plot-phase-space-density echo=true >}}
+{{< embed somefolder/somefile.qmd#plot-phase-space-density echo=true >}}
 
 ## Still from an embedded notebook
 
-{{< embed somefolder/_somefile.qmd#plot-final-density echo=true >}}
+{{< embed somefolder/somefile.qmd#plot-final-density echo=true >}}