Update dependency mocha to v5.2.0

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	References
mocha	devDependencies	minor	5.0.5 -> 5.2.0	homepage, source

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Release Notes

mochajs/mocha

v5.2.0

Compare Source

🎉 Enhancements

• #​3375: Add support for comments in mocha.opts (@​plroebuck)

🐛 Fixes

• #​3346: Exit correctly from before hooks when using --bail (@​outsideris)

📖 Documentation

• #​3328: Mocha-flavored API docs! (@​Munter)

🔩 Other

• #​3330: Use Buffer.from() (@​harrysarson)
• #​3295: Remove redundant folder (@​DavNej)
• #​3356: Refactoring (@​plroebuck)

v5.1.1

Compare Source

🐛 Fixes

• #​3325: Revert change which broke --watch ([@​boneskull])

v5.1.0

Compare Source

🎉 Enhancements

• #​3210: Add --exclude option (@​metalex9)

🐛 Fixes

• #​3318: Fix failures in circular objects in JSON reporter (@​jeversmann, [@​boneskull])

📖 Documentation

• #​3323: Publish actual API documentation! (@​dfberry, @​Munter)
• #​3299: Improve docs around exclusive tests (@​nicgirault)

🔩 Other

• #​3302, #​3308, #​3310, #​3315, #​3316: Build matrix improvements (more info) (@​outsideris, [@​boneskull])
• #​3272: Refactor reporter tests (@​jMuzsik)

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