fix: package.json to reduce vulnerabilities
fix: package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/npm:electron:20180323

Latest report for jy95/p4ng-client:
https://snyk.io/test/github/jy95/p4ng-client
jy95/P4ng-client,jy95/P4ng-client