split additional test stages

.gitlab-ci.yml

@@ -4,7 +4,8 @@ stages:
   - format-check
   - test-required
   - test-containers
-  - test-additional
+  - test-additional-v1.5
+  - test-additional-v1.6
   - deploy-doc
 
 variables:
@@ -56,7 +57,7 @@ linux:v1.5:
   <<: *global_testing_linux
 
 windows10:v1.5:
-  stage: test-additional
+  stage: test-additional-v1.5
   tags:
     - windows10
   variables:
@@ -65,7 +66,7 @@ windows10:v1.5:
   <<: *global_testing_win
 
 windows8:v1.5:
-  stage: test-additional
+  stage: test-additional-v1.5
   tags:
     - windows8
   variables:
@@ -77,7 +78,7 @@ windows8:v1.5:
 # --------------------------------------
 
 linux:v1.6:
-  stage: test-required
+  stage: test-additional-v1.6
   needs: ["linux:v1.5"]
   variables:
     JULIA_VER: "v1.6.0"
@@ -85,7 +86,7 @@ linux:v1.6:
   <<: *global_testing_linux
 
 windows10:v1.6:
-  stage: test-additional
+  stage: test-additional-v1.6
   needs: ["windows10:v1.5"]
   tags:
     - windows10
@@ -95,7 +96,7 @@ windows10:v1.6:
   <<: *global_testing_win
 
 windows8:v1.6:
-  stage: test-additional
+  stage: test-additional-v1.6
   needs: ["windows8:v1.5"]
   tags:
     - windows8