Typo

User_Setup.h

@@ -85,7 +85,7 @@
 // For ST7735 ONLY, define the type of display, originally this was based on the
 // colour of the tab on the screen protector film but this is not always true, so try
 // out the different options below if the screen does not display graphics correctly,
-// e.g. colours wrong, mirror images, or tray pixels at the edges.
+// e.g. colours wrong, mirror images, or stray pixels at the edges.
 // Comment out ALL BUT ONE of these options for a ST7735 display driver, save this
 // this User_Setup file, then rebuild and upload the sketch to the board again: