regulator: lp8788-ldo: Staticise non-exported symbol

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

drivers/regulator/lp8788-ldo.c

@@ -126,7 +126,7 @@ struct lp8788_ldo {
 };
 
 /* DLDO 1, 2, 3, 9 voltage table */
-const int lp8788_dldo1239_vtbl[] = {
+static const int lp8788_dldo1239_vtbl[] = {
 	1800000, 1900000, 2000000, 2100000, 2200000, 2300000, 2400000, 2500000,
 	2600000, 2700000, 2800000, 2900000, 3000000, 2850000, 2850000, 2850000,
 	2850000, 2850000, 2850000, 2850000, 2850000, 2850000, 2850000, 2850000,