Formalize language in various messages

bootloader/main.c

@@ -706,7 +706,7 @@ void nyx_load_run()
 
 		gfx_con_setpos(0, 0);
 		WPRINTF("Old Nyx GUI found! There will be dragons!\n");
-		WPRINTF("\nUpdate your bootloader folder!\n\n");
+		WPRINTF("\nUpdate the bootloader folder!\n\n");
 		WPRINTF("Press any key...");
 
 		msleep(1000);