[2.0.x] Add Z_AFTER_PROBING option (#10058)

Some "fix-mounted" probes need manual stowing. And after probing some may prefer to raise or lower the nozzle. This restores an old option but tailors it to allow raise or lower as preferred.

Marlin/src/gcode/calibrate/G28.cpp

@@ -39,6 +39,10 @@
   #include "../../feature/tmc_util.h"
 #endif
 
+#if HOMING_Z_WITH_PROBE
+  #include "../../module/probe.h"
+#endif
+
 #include "../../lcd/ultralcd.h"
 
 #if ENABLED(QUICK_HOME)
@@ -304,6 +308,9 @@ void GcodeSuite::G28(const bool always_home_all) {
           HOMEAXIS(Z);
         #endif
       } // home_all || homeZ
+      #if HOMING_Z_WITH_PROBE
+        move_z_after_probing();
+      #endif
     #endif // Z_HOME_DIR < 0
 
     SYNC_PLAN_POSITION_KINEMATIC();