Fix BLTOUCH string and SERVO_DELAY

Marlin/Conditionals_LCD.h

       #define NUM_SERVOS (Z_ENDSTOP_SERVO_NR + 1)
     #endif
     #undef DEACTIVATE_SERVOS_AFTER_MOVE
+    #undef SERVO_DELAY
+    #define SERVO_DELAY 50
     #undef Z_SERVO_ANGLES
     #define Z_SERVO_ANGLES { BLTOUCH_DEPLOY, BLTOUCH_STOW }
 
     #define BLTOUCH_DEPLOY    10
-    #define BLTOUCH_STOW   90
+    #define BLTOUCH_STOW      90
     #define BLTOUCH_SELFTEST 120
-    #define BLTOUCH_RELEASE  160
+    #define BLTOUCH_RESET    160
     #define _TEST_BLTOUCH(P) (READ(P##_PIN) != P##_ENDSTOP_INVERTING)
 
     #if ENABLED(Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN)

Marlin/ultralcd.cpp

     // BLTouch Self-Test and Reset
     //
     #if ENABLED(BLTOUCH)
-      MENU_ITEM(gcode, MSG_BLTOUCH_TEST, PSTR("M280 P" STRINGIFY(Z_ENDSTOP_SERVO_NR) " S" STRINGIFY(BLTOUCH_SELFTEST)));
+      MENU_ITEM(gcode, MSG_BLTOUCH_SELFTEST, PSTR("M280 P" STRINGIFY(Z_ENDSTOP_SERVO_NR) " S" STRINGIFY(BLTOUCH_SELFTEST)));
       if (!endstops.z_probe_enabled && TEST_BLTOUCH())
         MENU_ITEM(gcode, MSG_BLTOUCH_RESET, PSTR("M280 P" STRINGIFY(Z_ENDSTOP_SERVO_NR) " S" STRINGIFY(BLTOUCH_RESET)));
     #endif