Update gitignore (sorry)

electron/node_modules/app-builder-lib/out/options/MsiOptions.d.ts

@@ -0,0 +1,22 @@
+import { TargetSpecificOptions } from "../core";
+import { CommonWindowsInstallerConfiguration } from "./CommonWindowsInstallerConfiguration";
+export interface MsiOptions extends CommonWindowsInstallerConfiguration, TargetSpecificOptions {
+    /**
+     * One-click installation.
+     * @default true
+     */
+    readonly oneClick?: boolean;
+    /**
+     * The [upgrade code](https://msdn.microsoft.com/en-us/library/windows/desktop/aa372375(v=vs.85).aspx). Optional, by default generated using app id.
+     */
+    readonly upgradeCode?: string | null;
+    /**
+     * If `warningsAsErrors` is `true` (default): treat warnings as errors. If `warningsAsErrors` is `false`: allow warnings.
+     * @default true
+     */
+    readonly warningsAsErrors?: boolean;
+    /**
+     * Any additional arguments to be passed to the WiX installer compiler, such as `["-ext", "WixUtilExtension"]`
+     */
+    readonly additionalWixArgs?: Array<string> | null;
+}