[gimp-web/oscp] testing.developer.gimp.org: install wget.

[Jehan <jehanp src gnome org>]

commit 67de99bf1910eea3c895bc23e6ba95dd898a1014
Author: Jehan <jehan girinstud io>
Date:   Fri Aug 5 00:00:18 2022 +0200

    testing.developer.gimp.org: install wget.
    
    Will fix:
    
    > scripts/update_api_docs.sh: line 7: wget: command not found

 testing.developer.gimp.org/Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/testing.developer.gimp.org/Dockerfile b/testing.developer.gimp.org/Dockerfile
index ba16a691..fa32aeb3 100644
--- a/testing.developer.gimp.org/Dockerfile
+++ b/testing.developer.gimp.org/Dockerfile
@@ -2,7 +2,7 @@ FROM debian:unstable
 USER root
 
 RUN apt update
-RUN apt install -y git-core hugo make
+RUN apt install -y git-core hugo make wget
 
 RUN git clone --depth 1 --branch hugo https://gitlab.gnome.org/Infrastructure/gimp-web-devel && \
     cd gimp-web-devel && \