staging: rtl8192e: Add space around binary operator '+'

Add space around binary operator '+' to resolve checkpatch issue.
Signed-off-by: Namrata A Shettar <namrataashettar@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192e/dot11d.h

@@ -47,8 +47,8 @@ struct rt_dot11d_info {
 	u8  CountryIeSrcAddr[6];
 	u8  CountryIeWatchdog;
 
-	u8  channel_map[MAX_CHANNEL_NUMBER+1];
-	u8  MaxTxPwrDbmList[MAX_CHANNEL_NUMBER+1];
+	u8  channel_map[MAX_CHANNEL_NUMBER + 1];
+	u8  MaxTxPwrDbmList[MAX_CHANNEL_NUMBER + 1];
 
 	enum dot11d_state State;
 };