ARMV4_5: review scope of data

Add "static" qualifier to private data.

Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>

src/target/arm.h

@@ -80,8 +80,6 @@ enum arm_state {
 	ARM_STATE_THUMB_EE,
 };
 
-extern const char *arm_state_strings[];
-
 #define ARM_COMMON_MAGIC 0x0A450A45
 
 /**

src/target/armv4_5.c

@@ -217,7 +217,7 @@ enum arm_mode armv4_5_number_to_mode(int number)
 	}
 }
 
-const char *arm_state_strings[] =
+static const char *arm_state_strings[] =
 {
 	"ARM", "Thumb", "Jazelle", "ThumbEE",
 };