Add release trigger

Author: lgarber-akamai

.github/workflows/trigger-cli-release.yaml

@@ -0,0 +1,22 @@
+name: release
+on:
+  release:
+    types: [ published ]
+jobs:
+  pypi-release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Generate App Installation Token
+        id: generate_token
+        uses: tibdex/github-app-token@v1
+        with:
+          app_id: ${{ secrets.CLI_RELEASE_APP_ID }}
+          private_key: ${{ secrets.CLI_RELEASE_PRIVATE_KEY }}
+
+      - name: Repository Dispatch
+        uses: peter-evans/repository-dispatch@v2
+        with:
+          token: ${{ steps.generate_token.outputs.token }}
+          repository: lgarber-akamai/linode-cli
+          event-type: cli-release
+          client-payload: '{"spec_version": "${{ github.event.release.tag_name }}"}'