Bump web-ext from 2.6.0 to 2.8.0

[dependabot-preview]

Bumps web-ext from 2.6.0 to 2.8.0.

Release notes

Sourced from web-ext's releases.

2.8.0

Features

• Added support for negated patterns in --ignore-files (#1348) (065188d), closes #1347
• Supported selection of any given APK when running an extension on Android (#1338) (1cd88a1)
• Updated "web-ext lint" to use addons-linter version 1.2.6 (which fixes Generator function causing JS_SYNTAX_ERROR  mozilla/addons-linter#2108)

See all changes: 2.7.0...2.8.0

2.7.0

Features

• Updated web-ext lint to the Firefox 61 schema. See addons-linter version 1.0.0

Bug Fixes

• Improved web-ext start-up time by lazy loading some modules (#1302) (f9db35b)
• Updated or replaced some npm packages which could be affected by vulnerabilities and raise errors on nsp check / npm audit (#1323):
  • Replaced open npm dependency with opn 5.3.0 (0915b4a)
  • Updated fx-runner to version 1.0.9 (d6d253c)
  • Updated sign-addon to version 0.3.1 (23fc1d8)
• Fixed incompatibility with json-parse-better-errors 1.0.2 (#1303) (00f71a3)

See all changes: 2.6.0...2.7.0

Commits

• 8f03dfd chore: bump package version for release 2.8.0
• 289788f fix(package): update addons-linter to version 1.2.6 (#1350)
• 065188d feat: Allow negation in --ignore-files (#1348)
• 1cd88a1 feat: Supported selection of a given APK (#1338)
• bc4eb1c fix(test): Avoid EPIPE error in "web-ext sign" test
• 4134812 chore: Replaced npm token in the travis config file (#1345)
• 5d9020f chore(package): update sinon to version 6.1.2
• 2a08456 chore(package): update chai to version 4.1.2 and related fixes for assert.thr...
• eb44fa6 chore(package): update conventional-changelog-cli to version 2.0.1
• 7fd91fd chore(package): update eslint to version 5.0.1
• Additional commits viewable in compare view

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