Show only standalone tasks in task pages (#925)

skyvern-frontend/src/routes/tasks/list/TaskHistory.tsx

@@ -49,6 +49,7 @@ function TaskHistory() {
       params.append("task_status", "terminated");
       params.append("task_status", "timed_out");
       params.append("task_status", "canceled");
+      params.append("only_standalone_tasks", "true");
 
       return client
         .get("/tasks", {

skyvern-frontend/src/routes/tasks/running/QueuedTasks.tsx

@@ -26,6 +26,7 @@ function QueuedTasks() {
         .get("/tasks", {
           params: {
             task_status: "queued",
+            only_standalone_tasks: "true",
           },
         })
         .then((response) => response.data);

skyvern-frontend/src/routes/tasks/running/RunningTasks.tsx

@@ -26,6 +26,7 @@ function RunningTasks() {
         .get("/tasks", {
           params: {
             task_status: "running",
+            only_standalone_tasks: "true",
           },
         })
         .then((response) => response.data);