[gimp-web/oscp] Skip sl from docs generation

[Bartłomiej Piotrowski <bpiotrowski src gnome org>]

commit 8e964d0102f9cbcb00822fccabcc3f3777c4af04
Author: Bartłomiej Piotrowski <bpiotrowski gnome org>
Date:   Wed Mar 18 13:48:27 2020 +0100

    Skip sl from docs generation

 docs.gimp.org/docs_build/entrypoint.sh | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/docs.gimp.org/docs_build/entrypoint.sh b/docs.gimp.org/docs_build/entrypoint.sh
index b1f80a52..028a1583 100755
--- a/docs.gimp.org/docs_build/entrypoint.sh
+++ b/docs.gimp.org/docs_build/entrypoint.sh
@@ -3,6 +3,7 @@
 set -x
 
 git clone https://gitlab.gnome.org/GNOME/gimp-help.git /tmp/gimp-help
+export LANGUAGES="ca da de el en en_GB es fi fr hr it ja ko lt nl nn pt_BR ro ru sv zh_CN"
 cd /tmp/gimp-help && ./autogen.sh --without-gimp && make
 
 rsync -rl /tmp/gimp-help/html/* /docs_data