fix(flomni): re-enable webpage generator start

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01XdHenMmwbrCz1juWMi1yZc

csaxs_bec/bec_ipython_client/plugins/flomni/flomni.py

@@ -1791,7 +1791,7 @@ class Flomni(
             upload_url="https://omny.psi.ch/upload.php",
             local_port=8080,
         )
-        #self._webpage_gen.start()
+        self._webpage_gen.start()
 
         self.OMNYTools = OMNYTools(self.client)
         self.reconstructor = PtychoReconstructor(self.ptycho_reconstruct_foldername)