regulator: pfuze100: Fix address of FABID

According to the datasheet, the address of FABID is 0x4. Fix it.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Robin Gong <b38343@freescale.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Cc: stable@vger.kernel.org

drivers/regulator/pfuze100-regulator.c

@@ -38,7 +38,7 @@
 
 #define PFUZE100_DEVICEID	0x0
 #define PFUZE100_REVID		0x3
-#define PFUZE100_FABID		0x3
+#define PFUZE100_FABID		0x4
 
 #define PFUZE100_SW1ABVOL	0x20
 #define PFUZE100_SW1CVOL	0x2e