remove unused CIs

.gitlab-ci.yml

@@ -1,7 +0,0 @@
-# SPDX-FileCopyrightText: 2019 Free Software Foundation Europe e.V.
-# SPDX-License-Identifier: CC0-1.0
-
-reuse:
-  image: fsfe/reuse:latest
-  script:
-    - reuse lint

.travis.yml

@@ -1,11 +0,0 @@
-# SPDX-FileCopyrightText: 2019 Free Software Foundation Europe e.V.
-# SPDX-License-Identifier: CC0-1.0
-
-language: minimal
-
-services:
-  - docker
-
-before_install:
-- docker pull fsfe/reuse:latest
-- docker run --name reuse -v ${TRAVIS_BUILD_DIR}:/repo fsfe/reuse /bin/sh -c "cd /repo; reuse lint"