Change USB descripter string to show correct upload address 0x8002000

Author: rogerclarkmelbourne

usb_bootloader/STM32F1/binaries/maple_mini_boot20.bin

@@ -176,7 +176,7 @@ u8 u8_usbStringAlt1[0x3A] = {
     0x03,
     'D', 0, 'F', 0, 'U', 0, ' ', 0, 'P', 0, 'r', 0, 'o', 0, 'g', 0, 'r', 0,
     'a', 0, 'm', 0, ' ', 0, 'F', 0, 'L', 0, 'A', 0, 'S', 0, 'H', 0, ' ', 0,
-    '0', 0, 'x', 0, '0', 0, '8', 0, '0', 0, '0', 0, '5', 0, '0', 0, '0', 0,
+    '0', 0, 'x', 0, '0', 0, '8', 0, '0', 0, '0', 0, '2', 0, '0', 0, '0', 0,
     '0', 0
 };