include: fix doxygen warning

/home/whot/code/xorg-gtest/include/xorg/gtest/evemu/xorg-gtest-device.h:46:
warning: the name `xorg-gtest_device.h' supplied as the argument of the
\class, \struct, \union, or \include command is not an input file
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

include/xorg/gtest/evemu/xorg-gtest-device.h

@@ -43,7 +43,7 @@ namespace testing {
 namespace evemu {
 
 /**
- * @class Device xorg-gtest_device.h xorg/gtest/evemu/xorg-gtest_device.h
+ * @class Device xorg-gtest-device.h xorg/gtest/evemu/xorg-gtest-device.h
  *
  * evemu input device for replaying events through the Linux uinput
  * evdev subsystem.