Testing framework restructure

- Updated logic apps folder structure with a new folder for testing-framework.
- Moved the existing test related articles to this folder, including media.
- Updated redirects and toc.
- updated links.

Author: Wagner Silveira

articles/logic-apps/.openpublishing.redirection.logic-apps.json

@@ -964,7 +964,7 @@
             "source_path_from_root": "/articles/connectors/connectors-create-api-github.md",
             "redirect_url": "/connectors/github",
             "redirect_document_id": false
-        },        
+        },
         {
             "source_path_from_root": "/articles/connectors/connectors-schema-migration.md",
             "redirect_url": "/azure/logic-apps/update-workflow-definition-language-schema",
@@ -999,6 +999,16 @@
             "source_path_from_root": "/articles/logic-apps/logic-apps-track-integration-account-custom-tracking-schema.md",
             "redirect_url": "/azure/logic-apps/tracking-schemas-consumption",
             "redirect_document_id": false
-        }
+        },
+        {
+            "source_path_from_root": "/articles/logic-apps/create-unit-tests-standard-workflow-definitions-visual-studio-code.md",
+            "redirect_url": "/azure/logic-apps/testing-framework/create-unit-tests-standard-workflow-definitions-visual-studio-code",
+            "redirect_document_id": true
+        },
+         {
+            "source_path_from_root": "/articles/logic-apps/create-unit-tests-standard-workflow-runs-visual-studio-code.md",
+            "redirect_url": "/azure/logic-apps/testing-framework/create-unit-tests-standard-workflow-runs-visual-studio-code",
+            "redirect_document_id": true
+        }       
     ]
-}
+}