[ci] #118: Change labels to the runners labels

.gitlab-ci.yml

@@ -65,23 +65,23 @@ lint:
 
 tests-3.6:
   extends: .tests
-  tags: [poetry-56]
+  tags: [mille]
   variables:
     PYTHON_VERSION: "3.6"
 
 tests-3.7:
   extends: .tests
-  tags: [poetry-78]
+  tags: [mille]
   variables:
     PYTHON_VERSION: "3.7"
 
 tests-3.8:
   extends: .tests
-  tags: [poetry-78]
+  tags: [redshift]
 
 tests-3.9:
   extends: .tests
-  tags: [poetry-56]
+  tags: [redshift]
   variables:
     PYTHON_VERSION: "3.9"