Enable CONFIG_NLS_UTF8 config

This is needed to build and enable exFAT/texFAT kernel module.

Issue: FP3-A11#46
Change-Id: Id798170207b88ccc22b0543e961067c16edc8040
diff --git a/arch/arm64/configs/msm8953-perf_defconfig b/arch/arm64/configs/msm8953-perf_defconfig
index c4dacd7..4563cab 100755
--- a/arch/arm64/configs/msm8953-perf_defconfig
+++ b/arch/arm64/configs/msm8953-perf_defconfig
@@ -689,3 +689,6 @@
 CONFIG_TAS2557_REGMAP=y
 CONFIG_TAS2557_CODEC=y
 CONFIG_TAS2557_MISC=y
+
+# For exFAT module
+CONFIG_NLS_UTF8=y
diff --git a/arch/arm64/configs/msm8953_defconfig b/arch/arm64/configs/msm8953_defconfig
index 0fb0e89..757e551 100755
--- a/arch/arm64/configs/msm8953_defconfig
+++ b/arch/arm64/configs/msm8953_defconfig
@@ -753,3 +753,6 @@
 CONFIG_TAS2557_REGMAP=y
 CONFIG_TAS2557_CODEC=y
 CONFIG_TAS2557_MISC=y
+
+# For exFAT module
+CONFIG_NLS_UTF8=y