CI: clean up azure triggers

Author: eli-schwartz

azure-pipelines.yml

@@ -26,7 +26,7 @@ trigger:
       - 'test cases'
       - 'unittests'
       - 'azure-pipelines.yml'
-      - 'ci/azure-steps.yml'
+      - 'ci/run.ps1'
       - 'run_project_tests.py'
       - 'run_tests.py'
       - 'run_unittests.py'
@@ -41,7 +41,7 @@ pr:
       - 'test cases'
       - 'unittests'
       - 'azure-pipelines.yml'
-      - 'ci/azure-steps.yml'
+      - 'ci/run.ps1'
       - 'run_project_tests.py'
       - 'run_tests.py'
       - 'run_unittests.py'