fix docker image

Signed-off-by: Esteve Fernandez <[email protected]>

Author: esteve

.github/workflows/build-debs.yml

@@ -31,4 +31,3 @@ jobs:
           DEB_BUILD_OPTIONS: noautodbgsym
         with:
           buildpackage-opts: --build=binary --no-sign
-          docker-image: ${{ matrix.platform.runner }}