♻️ Refactor Linear / Logical / Distinct Axes (#21953)

* More patches supporting EXTRUDERS 0
* Extend types in prep for more axes

Marlin/src/inc/Conditionals_adv.h

@@ -103,6 +103,9 @@
   #undef THERMAL_PROTECTION_PERIOD
   #undef WATCH_TEMP_PERIOD
   #undef SHOW_TEMP_ADC_VALUES
+  #undef LCD_SHOW_E_TOTAL
+  #undef MANUAL_E_MOVES_RELATIVE
+  #undef STEALTHCHOP_E
 #endif
 
 #if TEMP_SENSOR_BED == 0
@@ -482,6 +485,23 @@
   #endif
 #endif
 
+// Remove unused STEALTHCHOP flags
+#if LINEAR_AXES < 6
+  #undef STEALTHCHOP_K
+  #if LINEAR_AXES < 5
+    #undef STEALTHCHOP_J
+    #if LINEAR_AXES < 4
+      #undef STEALTHCHOP_I
+      #if LINEAR_AXES < 3
+        #undef STEALTHCHOP_Z
+        #if LINEAR_AXES < 2
+          #undef STEALTHCHOP_Y
+        #endif
+      #endif
+    #endif
+  #endif
+#endif
+
 //
 // SD Card connection methods
 // Defined here so pins and sanity checks can use them