staging: android: Fix two checkpatch issues in binder.c

This fixes two instances of
"static const char * array should probably be static const char * const"

I have seen other commits doing this in other files, so I am
assuming it should be done here as well.

Please tell me if this is wrong :)
Signed-off-by: Cruz Julian Bishop <cruzjbishop@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/android/binder.c

@@ -3227,7 +3227,7 @@ static void print_binder_proc(struct seq_file *m,
 		m->count = start_pos;
 }
 
-static const char *binder_return_strings[] = {
+static const char * const binder_return_strings[] = {
 	"BR_ERROR",
 	"BR_OK",
 	"BR_TRANSACTION",
@@ -3248,7 +3248,7 @@ static const char *binder_return_strings[] = {
 	"BR_FAILED_REPLY"
 };
 
-static const char *binder_command_strings[] = {
+static const char * const binder_command_strings[] = {
 	"BC_TRANSACTION",
 	"BC_REPLY",
 	"BC_ACQUIRE_RESULT",
@@ -3268,7 +3268,7 @@ static const char *binder_command_strings[] = {
 	"BC_DEAD_BINDER_DONE"
 };
 
-static const char *binder_objstat_strings[] = {
+static const char * const binder_objstat_strings[] = {
 	"proc",
 	"thread",
 	"node",