CI/CD: Fix linter exception

.drone.yml

@@ -186,30 +186,3 @@ steps:
 trigger:
   ref:
   - refs/tags/srs20??-tutorial3-*
----
-kind: pipeline
-type: docker
-name: build-tutorial-3-subject
-
-platform:
-  os: linux
-  arch: amd64
-
-steps:
-- name: render subject
-  image: pandoc/latex:2.17.1
-  commands:
-  - sed -i s/v3.12/v3.14/ /etc/apk/repositories
-  - apk add --no-cache make ttf-linux-libertine
-  - tlmgr update --self
-  - tlmgr install enumitem environ etoolbox preprint sectsty selnolig tcolorbox titling
-  - wget -O /tmp/FantasqueSansMono-Normal.tar.gz https://github.com/belluzj/fantasque-sans/releases/download/v1.8.0/FantasqueSansMono-Normal.tar.gz
-  - mkdir /usr/share/fonts/fantasque-sans-mono
-  - tar xf /tmp/FantasqueSansMono-Normal.tar.gz -C /usr/share/fonts/fantasque-sans-mono OTF/ TTF/ --strip-component=1
-  - mkdir dist
-  - make -C tutorial/nat
-  - mv tutorial/nat/tutorial.pdf dist/tutorial-3.pdf
-
-trigger:
-  ref:
-  - refs/tags/tutorial3-*