Fixed build.board parameter

Fixed build.board parameter

Author: DogushC

boards.txt

@@ -33315,7 +33315,7 @@ deneyapkartv2.build.target=esp32s3
 deneyapkartv2.build.mcu=esp32s3
 deneyapkartv2.build.core=esp32
 deneyapkartv2.build.variant=deneyapkartv2
-deneyapkartv2.build.board=DYDKv2
+deneyapkartv2.build.board=DYDKV2
 
 deneyapkartv2.build.usb_mode=1
 deneyapkartv2.build.cdc_on_boot=1