Remove redundant target

run_unit_tests while performing coverage

.gitlab-ci.yml

@@ -17,7 +17,6 @@ build:gcc8-seq-dbg:
       - build/gcc8-dbg
     untracked: true
 
-
 test:gcc8-seq-dbg:
   image: localhost:5000/ubuntu_gcc8
   stage: test
@@ -53,7 +52,6 @@ test:clang8-seq-coverage:
     - build:clang8-seq-coverage
   script:
     - cd build/clang8-cov
-    - make run_unit_tests
     - make coverage
   cache:
     key: "${CI_COMMIT_REF_SLUG}-clang8-cov"
@@ -82,7 +80,6 @@ test:clang8-mpi-coverage:
     - build:clang8-mpi-coverage
   script:
     - cd build/clang8-cov-mpi
-    - make run_unit_tests
     - make coverage
   cache:
     key: "${CI_COMMIT_REF_SLUG}-clang8-cov-mpi"