Setup FolgerTech-i3-2020 files better for the user (#6724)

UltiPanel was enabled, but technically, it is a REPRAP_DISCOUNT_SMART_CONTROLLER
Either configuration works on the machine.  But we want it 'Right'.

Setup the Proportional Font spacing so columns line up nicer on PronterFace and Repetier Host.

Marlin/example_configurations/FolgerTech-i3-2020/Configuration.h

@@ -1271,7 +1271,7 @@
 //
 // ULTIPANEL as seen on Thingiverse.
 //
-#define ULTIPANEL
+//#define ULTIPANEL
 
 //
 // Cartesio UI

Marlin/example_configurations/FolgerTech-i3-2020/Configuration_adv.h

@@ -1173,6 +1173,6 @@
  * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
  * accordingly for your client and font.
  */
-#define PROPORTIONAL_FONT_RATIO 1.0
+#define PROPORTIONAL_FONT_RATIO 1.5
 
 #endif // CONFIGURATION_ADV_H