Update karma-firefox-launcher to version 1.0.0 🚀

[greenkeeperio-bot]

Hello :wave:

:rocket::rocket::rocket:

karma-firefox-launcher just published its new version 1.0.0, which is not covered by your current version range.

If this pull request passes your tests you can publish your software with the latest version of karma-firefox-launcher – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging :palm_tree:

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The new version differs by 2 commits .

• 71088c1 chore: release v1.0.0
• a0d6315 chore: update contributors

See the full diff.

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