🔧 Default has Heated Bed (#25895)

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

Marlin/src/inc/SanityCheck.h

@@ -127,6 +127,17 @@ static_assert(COUNT(arm) == LOGICAL_AXES, "AXIS_RELATIVE_MODES must contain " _L
 #undef _ISMAX_1
 #undef _ISSNS_1
 
+/**
+ * Heated Bed requirements
+ */
+#if HAS_HEATED_BED
+  #if !HAS_TEMP_BED
+    #error "The Heated Bed requires a TEMP_BED_PIN or Thermocouple."
+  #elif !HAS_HEATER_BED
+    #error "The Heated Bed requires HEATER_BED_PIN."
+  #endif
+#endif
+
 /**
  * Hephestos 2 Heated Bed Kit requirements
  */