teams/asahi: FEX: Exclude locale data

Excluding the locale data allows programs running under FEX to use the
hosts locale data and thus the use of any non-english locale already
installed by the user.

fex-excludes.yaml

@@ -12,4 +12,6 @@ exclude:
 - /srv
 - /sys
 - /tmp
+- /usr/lib/locale
+- /usr/share/locale
 - /var