adding 2020.3 environment

.yamato/environments.yml

 
 complete_editors:
   - version: 2019.4.18f1
+  - version: 2020.3.13f1
 #  - version: 2020.1.15f1
 #  - version: 2020.2.0a21
 

.yamato/upm-ci-testprojects.yml

     - unity-downloader-cli -u {{ editor.version }} -c editor -c StandaloneSupport-IL2CPP,CloudRendering -c Linux --wait --published
     {% if suite.name == "standalone" %}
     - DISPLAY=:0.0 utr/utr --testproject=./TestProjects/{{project.name}} --editor-location=.Editor --reruncount=2 --artifacts_path=test-results --stdout-filter=minimal --extra-editor-arg="--force-vulkan" {{suite.args}}StandaloneLinux64
-    {% else if suite.name == "cloudrendering" %}
+    {% else if suite.name == "cloudrendering" and editor == "2020.3.13f1" %}
     - DISPLAY=:0.0 utr/utr --testproject=./TestProjects/{{project.name}} --editor-location=.Editor --reruncount=2 --artifacts_path=test-results --stdout-filter=minimal  --extra-editor-arg="--force-vulkan" {{suite.args}}CloudRendering
     {% else %}
     - DISPLAY=:0.0 utr/utr --testproject=./TestProjects/{{project.name}} --editor-location=.Editor --reruncount=2 --artifacts_path=test-results --stdout-filter=minimal  --extra-editor-arg="--force-vulkan" {{suite.args}}