🔧 Permit extrude without hotend (#25709)

Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>

Marlin/src/gcode/gcode.cpp

@@ -581,7 +581,7 @@ void GcodeSuite::process_parsed_command(const bool no_ok/*=false*/) {
         case 102: M102(); break;                                  // M102: Configure Bed Distance Sensor
       #endif
 
-      #if HAS_EXTRUDERS
+      #if HAS_HOTEND
         case 104: M104(); break;                                  // M104: Set hot end temperature
         case 109: M109(); break;                                  // M109: Wait for hotend temperature to reach target
       #endif