fix: the frappe throw message is corrected in the group task validation (#33698)

fix: the frappe throw message is corrected in the group task validation (#33698)
diff --git a/erpnext/projects/doctype/task/task.py b/erpnext/projects/doctype/task/task.py
index 2dde542..ce3ae4f 100755
--- a/erpnext/projects/doctype/task/task.py
+++ b/erpnext/projects/doctype/task/task.py
@@ -80,7 +80,7 @@
 				if frappe.db.get_value("Task", d.task, "status") not in ("Completed", "Cancelled"):
 					frappe.throw(
 						_(
-							"Cannot complete task {0} as its dependant task {1} are not ccompleted / cancelled."
+							"Cannot complete task {0} as its dependant task {1} are not completed / cancelled."
 						).format(frappe.bold(self.name), frappe.bold(d.task))
 					)