Fix perf tests (#170)

* Attempt to fix windows perf tests

* Update perf editors

* Update versions across the board

* Attempt update to different win10 image

.yamato/environments.yml

 # sticking to 2019.4.6f1 for testing for now because Linux Editor fails to open PerceptionHDRP on 2019.4.8f1
 # see https://fogbugz.unity3d.com/default.asp?1273518_d68j5lb6eucglb84
 coverage_editors:
-  - version: 2019.4.6f1
+  - version: 2019.4.18f1
-  - version: 2019.4.6f1
+  - version: 2019.4.18f1
-  - version: 2019.4.6f1
-  - version: 2020.1.3f1
+  - version: 2019.4.18f1
+#  - version: 2020.1.3f1
-  - version: 2019.4.6f1
+  - version: 2019.4.18f1
 #  - version: 2020.1.15f1
 #  - version: 2020.2.0a21
 

.yamato/upm-ci-performance.yml

 
 ---
 
-{% for editor in complete_editors %}
+{% for editor in performance_editors %}
 {% for suite in performance_suites %}
 {% for project in projects %}
 {{project.name}}_linux_{{suite.name}}_{{editor.version}}:
 {% endfor %}
 {% endfor %}
 
-{% for editor in complete_editors %}
+{% for editor in performance_editors %}
 {% for suite in performance_suites %}
 {% for project in projects %}
 {{project.name}}_windows_{{suite.name}}_{{editor.version}}:
     model: rtx2080
-    image: package-ci/win10:stable
+    image: graphics-foundation/win10-dxr:stable
     flavor: b1.large
   commands:
     - git submodule update --init --recursive