update all APIs

Like documented in the README

```
rm -f .api.deps .cli.deps && FETCH_APIS=1 make update-json -j8
```

etc/api/workflowexecutions/v1beta/workflowexecutions-api.json

@@ -269,7 +269,7 @@
             }
         }
     },
-    "revision": "20230110",
+    "revision": "20240220",
     "rootUrl": "https://workflowexecutions.googleapis.com/",
     "schemas": {
         "CancelExecutionRequest": {
@@ -353,14 +353,18 @@
                         "ACTIVE",
                         "SUCCEEDED",
                         "FAILED",
-                        "CANCELLED"
+                        "CANCELLED",
+                        "UNAVAILABLE",
+                        "QUEUED"
                     ],
                     "enumDescriptions": [
                         "Invalid state.",
                         "The execution is in progress.",
                         "The execution finished successfully.",
                         "The execution failed with an error.",
-                        "The execution was stopped intentionally."
+                        "The execution was stopped intentionally.",
+                        "Reserved for future use.",
+                        "Request has been placed in the backlog for processing at a later time."
                     ],
                     "readOnly": true,
                     "type": "string"