Fix missing comma in tmc_sgt

Fixes #10209

Marlin/src/module/configuration_store.cpp

         #if defined(Y_HOMING_SENSITIVITY) && (ENABLED(Y_IS_TMC2130) || ENABLED(IS_TRAMS))
           stepperY.sgt(),
         #else
-          0
+          0,
         #endif
         #if defined(Z_HOMING_SENSITIVITY) && (ENABLED(Z_IS_TMC2130) || ENABLED(IS_TRAMS))
           stepperZ.sgt()