chore(deps): update dependency @angular/http to v7.2.16

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
@angular/http	dependencies	patch	7.2.15 -> 7.2.16

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Release Notes

angular/angular

### [`v7.2.16`](https://togithub.com/angular/angular/compare/7.2.15...7.2.16) [Compare Source](https://togithub.com/angular/angular/compare/7.2.15...7.2.16)

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