* [MM-19963] set current working directory for the app
* prevent failing if env variables are not setup
* [MM-19963] cwd if not in dev mode and only if necessary, log it if it happens
* fix remove path if no cert is present
* address CR suggestions
* [MM-19569] add notarization to release
also added signing verification on release
added electron-notarize to dev deps
* [MM-19569] fix semicolon
* [MM-19569] check that we are running on osx to notarize