Decreased stallguard sensitivity for Z axis because meshbedleveling failed on some printers (PFW298).

Firmware/variants/1_75mm_MK3-EINSy10a-E3Dv6full.h

@@ -240,7 +240,7 @@ const bool Z_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic o
 #define TMC2130_SG_HOMING       1     // stallguard homing
 #define TMC2130_SG_THRS_X       3     // stallguard sensitivity for X axis
 #define TMC2130_SG_THRS_Y       3     // stallguard sensitivity for Y axis
-#define TMC2130_SG_THRS_Z       3     // stallguard sensitivity for Z axis
+#define TMC2130_SG_THRS_Z       4     // stallguard sensitivity for Z axis
 #define TMC2130_SG_THRS_E       3     // stallguard sensitivity for E axis
 
 //new settings is possible for vsense = 1, running current value > 31 set vsense to zero and shift both currents by 1 bit right (Z axis only)