Use authenticated npmrc (#7178)

Author: chidozieononiwu

eng/pipelines/templates/jobs/archetype-sdk-client.yml

@@ -90,6 +90,7 @@ jobs:
         VCPKG_DEFAULT_TRIPLET: 'x64-windows-static'
         Package.EnableSBOMSigning: true
       steps:
+        - template: /eng/common/pipelines/templates/steps/create-authenticated-npmrc.yml
         - template: /eng/common/pipelines/templates/steps/set-default-branch.yml
         - template: /eng/common/pipelines/templates/steps/check-spelling.yml
           parameters: