add cli e2e workflow

Author: ykim-akamai

.github/workflows/cli-verify-json-pr.yml

@@ -66,7 +66,10 @@ jobs:
           python-version: "3.10"
 
       - name: Get JSON Spec Path
-        run: echo "JSON_SPEC_PATH=$(pwd)/json-spec/openapi.json" >> $GITHUB_ENV
+        run: |
+          cd json-spec
+          ls -l
+          echo "JSON_SPEC_PATH=$(pwd)/openapi.json" >> $GITHUB_ENV
 
       - name: Install Linode CLI dependencies
         run: |