update electron to v43

electron/node_modules/electron-winstaller/lib/index.d.ts

@@ -0,0 +1,20 @@
+import { SquirrelWindowsOptions } from './options';
+export { SquirrelWindowsOptions } from './options';
+export { SquirrelWindowsOptions as Options } from './options';
+/**
+ * A utility function to convert SemVer version strings into NuGet-compatible
+ * version strings.
+ * @param version A SemVer version string
+ * @returns A NuGet-compatible version string
+ * @see {@link https://semver.org/ | Semantic Versioning specification}
+ * @see {@link https://learn.microsoft.com/en-us/nuget/concepts/package-versioning?tabs=semver20sort | NuGet versioning specification}
+ */
+export declare function convertVersion(version: string): string;
+/**
+ * This package's main function, which creates a Squirrel.Windows executable
+ * installer and optionally code-signs the output.
+ *
+ * @param options Options for installer generation and signing
+ * @see {@link https://github.com/Squirrel/Squirrel.Windows | Squirrel.Windows}
+ */
+export declare function createWindowsInstaller(options: SquirrelWindowsOptions): Promise<void>;