remove time parameter, it's not useful right now

assets/index.js

@@ -58,7 +58,6 @@ function onInput(event) {
   if (!validEvents.includes(event.inputType)) return;
   const payload = {
     client: uuid,
-    time: performance.now(),
     action: event.inputType,
     data: event.data,
     start: selectionStart,

src/action.rs

@@ -22,7 +22,6 @@ enum ActionType {
 #[derive(Serialize, Deserialize)]
 pub(crate) struct Action {
     pub(crate) client: String,
-    time: u64,
     data: Option<String>,
     action: ActionType,
     start: usize,