Validate .gitlab-ci.yml file

.gitlab-ci.yml

@@ -25,11 +25,11 @@ building_stage:
    artifacts:
       paths:
          - build/cluster/*
-	 - build/sphere/*
-	 - build/trapping/*
+         - build/sphere/*
+         - build/trapping/*
       exclude:
          - ".git*"
-	 - ".git/**/*"
+         - ".git/**/*"
       expire_in: 2 hours
    script:
       # bash commands to be executed
@@ -49,11 +49,11 @@ running_stage:
    artifacts:
       paths:
          - build/cluster/*
-	 - build/sphere/*
-	 - build/trapping/*
+         - build/sphere/*
+         - build/trapping/*
       exclude:
          - ".git*"
-	 - ".git/**/*"
+         - ".git/**/*"
       expire_in: 2 hours
    script:
       # bash commands to be executed
@@ -82,12 +82,12 @@ testing_stage:
    needs:
       - job: running_stage
    artifacts:
-      - paths:
+      paths:
          - build/cluster/pycompare.html
-	 - build/sphere/pycompare.html
+         - build/sphere/pycompare.html
       exclude:
          - ".git*"
-	 - ".git/**/*"
+         - ".git/**/*"
       expire_in: 2 hours
    script:
       # bash commands to be executed