staging: r8188eu: drop the DRIVERVERSION macro

Since the driver is currently in the kernel, the module version macro is
not necessary.

Link: https://lore.kernel.org/lkml/Yuy7Lc%2FTJMinuupA@kroah.com/Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> # Edimax N150
Signed-off-by: Grzegorz Szymaszek <gszymaszek@short.pl>
Link: https://lore.kernel.org/r/39e6b702918b7bcc59dec381022c1d1b97c2046e.1659715931.git.gszymaszek@short.plSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/include/drv_types.h

@@ -34,7 +34,6 @@
 #include "rtl8188e_hal.h"
 #include "rtw_fw.h"
 
-#define DRIVERVERSION	"v4.1.4_6773.20130222"
 #define FW_RTL8188EU	"rtlwifi/rtl8188eufw.bin"
 
 struct registry_priv {

drivers/staging/r8188eu/os_dep/os_intfs.c

@@ -17,7 +17,6 @@
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Realtek Wireless Lan Driver");
 MODULE_AUTHOR("Realtek Semiconductor Corp.");
-MODULE_VERSION(DRIVERVERSION);
 MODULE_FIRMWARE(FW_RTL8188EU);
 
 #define CONFIG_BR_EXT_BRNAME "br0"