Remove quick action entry and add OP requirement notice

data/minecraft/tags/dialog/quick_actions.json

@@ -1,3 +0,0 @@
-{
-    "values": ["simplewaypoints:manage"]
-}

data/simplewaypoints/dialog/manage.json

@@ -25,6 +25,11 @@
                         }
                     ]
                 }
+            },
+            "\n\n",
+            {
+                "text": "Note: This is limited to players who are OP.",
+                "color":"yellow"
             }
         ]
     },