🩹 Fix Switching Toolhead compile (#24814)

Marlin/src/module/tool_change.cpp

@@ -440,6 +440,11 @@ void fast_line_to_current(const AxisEnum fr_axis) { _line_to_current(fr_axis, 0.
     }
   }
 
+
+#endif // TOOL_SENSOR
+
+#if ENABLED(SWITCHING_TOOLHEAD)
+
   inline void switching_toolhead_lock(const bool locked) {
     #ifdef SWITCHING_TOOLHEAD_SERVO_ANGLES
       const uint16_t swt_angles[2] = SWITCHING_TOOLHEAD_SERVO_ANGLES;
@@ -452,8 +457,6 @@ void fast_line_to_current(const AxisEnum fr_axis) { _line_to_current(fr_axis, 0.
     #endif
   }
 
-  #include <bitset>
-
   void swt_init() {
     switching_toolhead_lock(true);
 
@@ -494,10 +497,6 @@ void fast_line_to_current(const AxisEnum fr_axis) { _line_to_current(fr_axis, 0.
     #endif // TOOL_SENSOR
   }
 
-#endif // TOOL_SENSOR
-
-#if ENABLED(SWITCHING_TOOLHEAD)
-
   inline void switching_toolhead_tool_change(const uint8_t new_tool, bool no_move/*=false*/) {
     if (no_move) return;