[gimp-macos-build/wip/arcnor/tests] Try to fix Let's Encrypt certificate issues

[Jehan <jehanp src gnome org>]

commit 7fb3e23f6baf1f3e3fd5df7e5cc5bbe3a5bc707a
Author: Edu Garcia <arcnorj gmail com>
Date:   Fri Oct 8 15:51:36 2021 +0000

    Try to fix Let's Encrypt certificate issues

 .circleci/config.yml | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/.circleci/config.yml b/.circleci/config.yml
index 88a4f75..68c6b70 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -35,6 +35,7 @@ jobs:
               mkdir -p ~/.config && mv ~/project/jhbuildrc-gtk-osx-gimp ~/.config/jhbuildrc-custom
               curl https://gitlab.gnome.org/samm-git/gtk-osx/-/raw/wip/arcnor/tests/gtk-osx-setup.sh > 
gtk-osx-setup.sh
               chmod +x gtk-osx-setup.sh
+              sudo curl --insecure https://curl.se/ca/cacert.pem -o /etc/ssl/cert.pem
               echo 'export PATH="$HOME/.cargo/bin:$HOME/.local/bin:$PATH:$HOME/.new_local/bin"' >> ~/.profile
               echo 'export ARCHFLAGS="-arch x86_64"' >> ~/.profile
               source ~/.profile