fix(cli): use staging npm tag

Author: TheodoreSpeaks

.github/workflows/publish-sim-cli.yml

@@ -81,7 +81,7 @@ jobs:
               ;;
             staging)
               VERSION="${BASE_VERSION}-preview.${GITHUB_RUN_NUMBER}.${GITHUB_RUN_ATTEMPT}"
-              TAG="preview"
+              TAG="staging"
               ;;
             main)
               VERSION="$BASE_VERSION"

packages/sim-cli/README.md

@@ -11,7 +11,7 @@ sim workflows list
 Prerelease channels track the corresponding Sim environments:
 
 ```bash
-npm install --global sim@preview # staging
+npm install --global sim@staging # staging
 npm install --global sim@dev     # dev
 ```