ci: Be quiet, don't update, run tests, don't do release builds.

.gitlab-ci.yml

@@ -9,10 +9,6 @@ build:binary:
     script:
         - 'echo "deb http://deb.debian.org/debian testing main" > /etc/apt/sources.list.d/testing-nettle.list'
         - 'echo "Package: *\nPin: release a=testing\nPin-Priority: 150" > /etc/apt/preferences.d/limit_testing'
-        - apt update -y
-        - apt upgrade -y
-        - apt install -y libclang-dev build-essential pkg-config clang nettle-dev/testing
-        - cargo build --release
-    artifacts:
-        paths:
-            - target/release/hagrid
+        - apt update -qy
+        - apt install -qy libclang-dev build-essential pkg-config clang nettle-dev/testing
+        - cargo test --all