update electron to v43

electron/node_modules/@electron/osx-sign/dist/cjs/sign.d.ts

@@ -0,0 +1,15 @@
+import { SignOptions } from './types';
+/**
+ * Signs a macOS application.
+ * @returns A void Promise once the signing operation is complete.
+ *
+ * @category Codesign
+ */
+export declare function signApp(_opts: SignOptions): Promise<void>;
+/**
+ * This function is a legacy callback implementation.
+ *
+ * @deprecated Please use the Promise-based {@link signAsync} method instead.
+ * @category Codesign
+ */
+export declare const sign: (opts: SignOptions, cb?: ((error?: Error) => void) | undefined) => void;