staging: rtl*/security: Use static const in array declarations

Use static const in declarations where appropriate.

Signed-off-by: Joe Perches <joe@perches.com>
Link: https://lore.kernel.org/r/818bbd25924f0c733a4a39d426fd30392d4eae80.camel@perches.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/core/rtw_security.c

@@ -734,7 +734,7 @@ exit:
 /******** SBOX Table *********/
 /*****************************/
 
-static  u8 sbox_table[256] = {
+static const u8 sbox_table[256] = {
 	0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5,
 	0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76,
 	0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0,
@@ -817,7 +817,7 @@ static void next_key(u8 *key, int round)
 {
 	u8 rcon;
 	u8 sbox_key[4];
-	u8 rcon_table[12] = {
+	static const u8 rcon_table[12] = {
 		0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80,
 		0x1b, 0x36, 0x36, 0x36
 	};

drivers/staging/rtl8712/rtl871x_security.c

@@ -762,7 +762,7 @@ static void next_key(u8 *key, sint round)
 {
 	u8 rcon;
 	u8 sbox_key[4];
-	u8 rcon_table[12] = {
+	static const u8 rcon_table[12] = {
 		0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80,
 		0x1b, 0x36, 0x36, 0x36
 	};

drivers/staging/rtl8723bs/core/rtw_security.c

@@ -10,7 +10,7 @@
 #include <drv_types.h>
 #include <rtw_debug.h>
 
-static const char *_security_type_str[] = {
+static const char * const _security_type_str[] = {
 	"N/A",
 	"WEP40",
 	"TKIP",
@@ -842,7 +842,7 @@ exit:
 /******** SBOX Table *********/
 /*****************************/
 
-	static  u8 sbox_table[256] = {
+	static const u8 sbox_table[256] = {
 			0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5,
 			0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76,
 			0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0,
@@ -957,7 +957,7 @@ static void next_key(u8 *key, sint round)
 {
 		u8 rcon;
 		u8 sbox_key[4];
-		u8 rcon_table[12] = {
+		static const u8 rcon_table[12] = {
 			0x01, 0x02, 0x04, 0x08,
 			0x10, 0x20, 0x40, 0x80,
 			0x1b, 0x36, 0x36, 0x36