Update dependency webextension-polyfill to ^0.11.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
webextension-polyfill	^0.10.0 -> ^0.11.0

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Release Notes

mozilla/webextension-polyfill (webextension-polyfill)

### [`v0.11.0`](https://togithub.com/mozilla/webextension-polyfill/releases/tag/0.11.0) [Compare Source](https://togithub.com/mozilla/webextension-polyfill/compare/0.10.0...0.11.0) ##### Bug Fixes - Fix no-op check to work with Safari and support of old browsers ([#​582](https://togithub.com/mozilla/webextension-polyfill/issues/582)) ([https://github.com/mozilla/webextension-polyfill/issues/364](https://togithub.com/mozilla/webextension-polyfill/issues/364)) See [all changes for 0.11.0](https://togithub.com/mozilla/webextension-polyfill/compare/0.10.0...0.11.0) - https://unpkg.com/webextension-polyfill@0.11.0/dist/

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