webhooks: Remove register_static_path()

Use the "info" webhook to pass critical process information back to
the caller.  The remaining users of register_static_path() can get the
required information via get_status() calls.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

klippy/extras/virtual_sdcard.py

@@ -35,9 +35,6 @@ class VirtualSD:
         self.gcode.register_command(
             "SDCARD_PRINT_FILE", self.cmd_SDCARD_PRINT_FILE,
             desc=self.cmd_SDCARD_PRINT_FILE_help)
-        # Register sd path
-        webhooks = printer.lookup_object('webhooks')
-        webhooks.register_static_path("sd_path", self.sdcard_dirname)
     def handle_shutdown(self):
         if self.work_timer is not None:
             self.must_pause_work = True