build gitea : sed désormais non nécessaires

podman-gitea/ci_build-images.sh

@@ -12,8 +12,6 @@ buildfolder=/tmp/gitea-$$
 if ! podman image exists ${gitea_image}:${gitea_version}; then
     mkdir ${buildfolder} &&
         curl -sSfL -- "https://codeberg.org/forgejo/forgejo/archive/v${gitea_version}.tar.gz" | tar xz --strip-components=1 -C ${buildfolder}/ && {
-	    sed_in_place "^FROM golang" "FROM docker.io/library/golang" ${buildfolder}/Dockerfile
-            sed_in_place "^FROM alpine" "FROM docker.io/library/alpine" ${buildfolder}/Dockerfile
 	    TMPDIR=${HOME} podman image build -t ${gitea_image}:${gitea_version} -f ${buildfolder}/Dockerfile ${buildfolder}
 	}
     rm -rf ${buildfolder}