docs: Fix spacing and add clarity to TimeConductorBounds definition.

Author: ozyx

src/api/time/TimeContext.js

@@ -34,7 +34,7 @@ import { FIXED_MODE_KEY, MODES, REALTIME_MODE_KEY, TIME_CONTEXT_EVENTS } from '.
 
 /**
  * @typedef {Object} TimeConductorBounds
- * @property {number } start The start time displayed by the time conductor
+ * @property {number} start The start time displayed by the time conductor
  * in ms since epoch. Epoch determined by currently active time system
  * @property {number} end The end time displayed by the time conductor in ms
  * since epoch.
@@ -426,8 +426,8 @@ class TimeContext extends EventEmitter {
   /**
    * Set the time system of the TimeAPI.
    * Emits a "timeSystem" event with the new time system.
-   * @param {TimeSystem | string} timeSystemOrKey
-   * @param {TimeConductorBounds} bounds
+   * @param {TimeSystem | string} timeSystemOrKey The time system to set, or its key
+   * @param {TimeConductorBounds} [bounds] Optional bounds to set
    */
   setTimeSystem(timeSystemOrKey, bounds) {
     if (timeSystemOrKey === undefined) {