Patch SCARA config to match 1.1.x

Marlin/src/config/examples/SCARA/Configuration.h

 // Specify here all the endstop connectors that are connected to any endstop or probe.
 // Almost all printers will be using one per axis. Probes will use one or more of the
 // extra connectors. Leave undefined any used for non-endstop and non-probe purposes.
-#define USE_XMIN_PLUG
-#define USE_YMIN_PLUG
+//#define USE_XMIN_PLUG
+//#define USE_YMIN_PLUG
 #define USE_ZMIN_PLUG
-//#define USE_XMAX_PLUG
-//#define USE_YMAX_PLUG
+#define USE_XMAX_PLUG
+#define USE_YMAX_PLUG
 //#define USE_ZMAX_PLUG
 
 // Enable pullup for all endstops to prevent a floating state
 //#define ENDSTOPPULLUPS
 #if DISABLED(ENDSTOPPULLUPS)
   // Disable ENDSTOPPULLUPS to set pullups individually
-  //#define ENDSTOPPULLUP_XMAX
-  //#define ENDSTOPPULLUP_YMAX
-  #define ENDSTOPPULLUP_ZMAX  // open pin, inverted
-  #define ENDSTOPPULLUP_XMIN  // open pin, inverted
-  #define ENDSTOPPULLUP_YMIN  // open pin, inverted
-  //#define ENDSTOPPULLUP_ZMIN
+  #define ENDSTOPPULLUP_XMAX
+  #define ENDSTOPPULLUP_YMAX
+  //#define ENDSTOPPULLUP_ZMAX  // open pin, inverted
+  //#define ENDSTOPPULLUP_XMIN  // open pin, inverted
+  //#define ENDSTOPPULLUP_YMIN  // open pin, inverted
+  #define ENDSTOPPULLUP_ZMIN
   //#define ENDSTOPPULLUP_ZMIN_PROBE
 #endif