ci: install golang from bookworm-backports

.builds/ci.yml

@@ -1,7 +1,6 @@
 image: debian/bookworm
 packages:
   - curl
-  - golang
   - python-is-python3
   - python3-dev
   - python3-pybindgen
@@ -12,6 +11,10 @@ artifacts:
   - ./docs.tar.gz
   - ./package.tar
 tasks:
+  - install-golang: |
+      echo "deb http://deb.debian.org/debian bookworm-backports main"|sudo tee -a  /etc/apt/sources.list
+      sudo apt update
+      sudo apt install -y golang -t bookworm-backports
   - install-poetry: |
       curl -sSL https://install.python-poetry.org | python3 -
       sudo ln -s ~/.local/bin/poetry /usr/local/bin