Update extensions path in the unsafe-browser script too.

config/chroot_local-includes/usr/local/sbin/unsafe-browser

@@ -119,7 +119,7 @@ set_chroot_browser_name () {
     NAME="${1}"
     LONG=$(echo ${LANG} | grep -o "^[a-zA-Z_]*")
     SHORT=${LONG%%_*}
-    EXT_DIR=${CHROOT}/usr/lib/iceweasel/extensions
+    EXT_DIR=${CHROOT}/usr/lib/iceweasel/browser/extensions
     BRANDING=branding/brand.dtd
     if [ -e "${EXT_DIR}/langpack-${LONG}@iceweasel.mozilla.org.xpi" ]; then
         PACK="${EXT_DIR}/langpack-${LONG}@iceweasel.mozilla.org.xpi"