navigate() and setReportsFilters() methods in Fullscreen widgets

[bolchowka]

This PR adds two methods for Fullscreen widgets in agent-app-sdk:

• navigate - allows to navigate the Agent App to a given path
• setReportsFilters - allows to modify filters in the Reports section so that navigation to this section works properly

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: 5e45d128e28719ff10b82722c6d8f978430d9146

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

| Name | Type | | ----------------------- | ----- | | @livechat/agent-app-sdk | Minor |

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[sgraczyk]

@bolchowka Can you confirm that all changes in package-lock.json are expected?

[bolchowka]

@bolchowka Can you confirm that all changes in package-lock.json are expected?

@sgraczyk yes.

This PR removes yarn.lock as the project uses npm rather than yarn (see CONTRIBUTING.md instructions). For some reason, package-lock.json has not been updated for a long time.