[discourse-web/flathub] Install discourse-categories-suppressed plugin

[Bartłomiej Piotrowski <bpiotrowski src gnome org>]

commit 866219daa4825a8af8424e1944a4dd6d4bee9e79
Author: Bartłomiej Piotrowski <bpiotrowski gnome org>
Date:   Thu Oct 15 17:38:05 2020 +0200

    Install discourse-categories-suppressed plugin

 Dockerfile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/Dockerfile b/Dockerfile
index 34e7789..eeab1b8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -52,7 +52,8 @@ RUN \
     git clone --depth=1 https://github.com/discourse/discourse-oauth2-basic.git 
/discourse/plugins/discourse-oauth2-basic && \
     git clone --depth=1 https://github.com/discourse/discourse-solved.git 
/discourse/plugins/discourse-solved && \
     git clone --depth=1 https://github.com/discourse/discourse-saved-searches.git 
/discourse/plugins/discourse-saved-searches && \
-    git clone --depth=1 https://github.com/discourse/discourse-voting.git /discourse/plugins/discourse-voting
+    git clone --depth=1 https://github.com/discourse/discourse-voting.git 
/discourse/plugins/discourse-voting && \
+    git clone --depth=1 https://github.com/discourse/discourse-categories-suppressed 
/discourse/plugins/discourse-categories-suppressed 
 
 ### Gem installation
 RUN exec bundle install --deployment --jobs 4 --without test --without development && \