ci(GitLab): introduce new results job

.gitlab-ci.yml

@@ -8,6 +8,16 @@ build_report:
       - src/internship_report/main.pdf
     expire_in: 1 week
   allow_failure: false
+build_results:
+  image: armagetron/ubuntu-mpi:22.04
+  script:
+    - make -C src/internship_results
+  stage: build
+  artifacts:
+    paths:
+      - src/internship_results/main.pdf
+    expire_in: 1 week
+  allow_failure: false
 build_talk:
   image: armagetron/ubuntu-mpi:22.04
   script: