Update extra_macros.cfg

Author: dcchillin46

extra_macros.cfg

@@ -90,14 +90,13 @@ gcode:
       TEST_RESONANCES AXIS=Y
       RESPOND PREFIX="Process:" MSG="https://www.klipper3d.org/Measuring_Resonances.html"
 
-      
 #Enter in terminal:  /home/mks/klipper/scripts/calibrate_shaper.py /tmp/resonances_y_*.csv -o /tmp/shaper_calibrate_y.png
 
 
 #####################################################################
 #   Probe
+# https://www.klipper3d.org/Probe_Calibrate.html
 #####################################################################
-
 [gcode_macro Temperature_Bias_Test]
 gcode:
     RESPOND PREFIX="Description:" MSG="Comparing Probe Accuracy Cold and Hot"