Drop version.h

Some distributions use their own Makefile and thus won't create version.h,
resulting in a build failure. Pass the version as define instead.
That won't help for generating the driver version with those distributions,
but at least the driver will build.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>

it87.c

@@ -74,7 +74,10 @@
 #include <linux/acpi.h>
 #include <linux/io.h>
 #include "compat.h"
-#include "version.h"
+
+#ifndef IT87_DRIVER_VERSION
+#define IT87_DRIVER_VERSION	"<not provided>"
+#endif
 
 #define DRVNAME "it87"