Update ci-template.yml

Author: msyyc

eng/pipelines/ci-template.yml

@@ -64,7 +64,7 @@ steps:
     displayName: Pnpm list
     workingDirectory: $(Build.SourcesDirectory)/autorest.python/packages/typespec-python
 
-  - script: npm run install
+  - script: npm install
     displayName: Install http-client-python dependencies
     workingDirectory: $(Build.SourcesDirectory)/autorest.python/packages/typespec-python/node_modules/@typespec/http-client-python