ci(GitLab): update images used

.gitlab-ci.yml

 build_report:
-  image: armagetron/ubuntu-mpi:22.04
+  image: armagetron/ubuntu-mpi:22.10
   script:
     - make -C src/internship_report
   stage: build
@@ -9,7 +9,7 @@ build_report:
     expire_in: 1 week
   allow_failure: false
 build_results:
-  image: armagetron/ubuntu-mpi:22.04
+  image: armagetron/ubuntu-mpi:22.10
   script:
     - make -C src/internship_results
   stage: build
@@ -19,7 +19,7 @@ build_results:
     expire_in: 1 week
   allow_failure: false
 build_talk:
-  image: armagetron/ubuntu-mpi:22.04
+  image: armagetron/ubuntu-mpi:22.10
   script:
     - make -C src/slides
   stage: build
@@ -29,7 +29,7 @@ build_talk:
     expire_in: 1 week
   allow_failure: false
 build_thesis:
-  image: armagetron/ubuntu-mpi:22.04
+  image: armagetron/ubuntu-mpi:22.10
   script:
     - make -C src/thesis
   stage: build