Fix spelling (#3181)

Co-authored-by: Josh Soref <jsoref@users.noreply.github.com>

src/extensions/ipc/ipc-main.ts

@@ -36,7 +36,7 @@ export abstract class IpcMain extends IpcRegistrar {
    * Listen for broadcasts within your extension
    * @param channel The channel to listen for broadcasts on
    * @param listener The function that will be called with the arguments of the broadcast
-   * @returns An optional disopser, Lens will cleanup when the extension is disabled or uninstalled even if this is not called
+   * @returns An optional disposer, Lens will cleanup when the extension is disabled or uninstalled even if this is not called
    */
   listen(channel: string, listener: (event: Electron.IpcRendererEvent, ...args: any[]) => any): Disposer {
     const prefixedChannel = `extensions@${this[IpcPrefix]}:${channel}`;