[2.0.x] Make MIN_PROBE_EDGE a general option (for electronic probes) (#10069)

Some probes don't work near the edges of the bed. This change promotes MIN_PROBE_EDGE to a general setting that applies to all probing functions.

Marlin/src/feature/bedlevel/bedlevel.cpp

@@ -284,12 +284,4 @@ void reset_bed_level() {
 
 #endif
 
-#if HAS_PROBING_PROCEDURE
-  void out_of_range_error(const char* p_edge) {
-    SERIAL_PROTOCOLPGM("?Probe ");
-    serialprintPGM(p_edge);
-    SERIAL_PROTOCOLLNPGM(" position out of range.");
-  }
-#endif
-
 #endif // HAS_LEVELING