(electron) release electron app to app store (osx) (#2182)

.github/workflows/electron.yml

.secret-tokens.example

bin/package-electron

packages/api/package.json

packages/desktop-client/README.md

...s/Onboarding-checks-the-page-visuals-3-chromium-linux.png

...s/Onboarding-checks-the-page-visuals-4-chromium-linux.png

...s/desktop-client/src/components/manager/WelcomeScreen.tsx

packages/desktop-electron/about/index.js

packages/desktop-electron/afterSignHook.js

packages/desktop-electron/index.js

packages/desktop-electron/package.json

packages/loot-core/package.json

upcoming-release-notes/2182.md

yarn.lock