feat(packages): upgrade dependencies

[bankyadam]

tl;dr: this PR includes a massive dependency upgrade due to security and other reasons.

Packages upgraded:

Core:

• escher-auth, escher-suiteapi-js
• flat
• lodash
• moment-timezone
• node-cache
• sprintf-js
• audit-fitler

Release:

• semantic-release
• pre-commit

Lint:

• eslint, eslint-config-emarsys, eslint-plugin-no-only-tests, eslint-plugin-security

Test:

• chai, chai-as-promised, chai-subset
• mocha, co-mocha
• nock
• sinon, sinon-chai

All Submissions:

• [x] Have you followed our guidelines?
• [x] Have you checked to ensure there aren't other open Pull Requests for the same update/change?

[sonicoder86]

LGTM

[bankyadam]

Thanks @blacksonic

[emarsys-deployer]

:tada: This PR is included in version 16.1.1 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: