Upgrade Unity versions used to run tests on CI

Author: nowsprinting

.github/workflows/test.yml

@@ -43,10 +43,12 @@ jobs:
         unityVersion: # Available versions see: https://game.ci/docs/docker/versions
           - 6000.0.43f1
           - 6000.0.44f1 # pin test-framework v1.5.1
-          - 6000.0.58f1
+          - 6000.0.59f1
+          - 6000.0.60f1
           - 6000.1.17f1
           - 6000.2.5f1
           - 6000.2.6f1  # pin test-framework v1.6.0
+          - 6000.2.7f1
         testMode:
           - All                                 # run tests in editor
         include: