Update azure-pipelines.yml for Azure Pipelines

Author: jgebal

azure-pipelines.yml

@@ -44,10 +44,11 @@ steps:
 # https://marketplace.visualstudio.com/items?itemName=1ESLighthouseEng.PipelineArtifactCaching
 # https://github.com/Microsoft/azure-pipelines-yaml/pull/113
 
-- task: CacheBeta@0
-  inputs:
-    key: '*'
-    path: '$(CACHE_DIR)'
+  - task: CacheBeta@0
+    inputs:
+      path: '$(CACHE_DIR)'
+      key: '*'
+
 #  - task: Cache@0
 #    inputs:
 #      path: $(CACHE_DIR)