Fix template path for tests.yml (Azure#17198)

Author: Basel Rustum

sdk/timeseriesinsights/tests.yml

@@ -1,8 +1,7 @@
 trigger: none
 
 extends:
-  template: ../../eng/pipelines/templates/jobs/archetype-sdk-tests.yml
+  template: ../../eng/pipelines/templates/stages/archetype-sdk-tests.yml
   parameters:
     ServiceDirectory: timeseriesinsights
-    Location: westus2
-    SubscriptionConfiguration: $(sub-config-azure-cloud-test-resources-preview)
+    Location: westus2