Update dependency moment.js to v2.26.0

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
moment.js (source)	minor	2.25.3 -> 2.26.0

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Release Notes

moment/moment

### [`v2.26.0`](https://togithub.com/moment/moment/blob/master/CHANGELOG.md#​2260-See-full-changelog-httpsgistgithubcommarwahaha0725c40740560854a849b096ea7b7590) [Compare Source](https://togithub.com/moment/moment/compare/2.25.3...2.26.0) - Release May 19, 2020 TypeScript fixes and many locale improvements

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Renovate configuration

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