Update nyc to version 6.4.0 🚀

[greenkeeperio-bot]

Hello 👋

🚀🚀🚀

nyc just published its new version 6.4.0, 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 nyc – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging 🌴

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The new version differs by 21 commits .

• ea544ef chore: increase test timeout
• f44e454 docs: switch to new badge
• b8ac5ee chore(release): 6.4.0
• f8a02b4 feat(cli): --include and --exclude are now accepted as CLI options, thanks @rpominov \o/ see #207
• de5ca18 chore(package): update standard-version to version 2.1.1
• 3403ca1 fix: adds CLI integration testing, where there was no integration testing before.
• 545cf91 chore(release): 6.3.0
• ac841b8 feat: updating dependencies (spawn wrap with npm patches \o/)
• 22b06fe feat: better docs for excluding, thanks @kentdodds \o/
• c4de9b4 see changelog for details
• 0e4adae fix(bundling): .gitignore was interfering with bundle
• a785f80 see changelog for details
• 00bbeb2 fix(exit code): use test program’s exit code even with--check-coverage``
• 1a0ad0b feat(update dependencies): new foreground-child and spawn-wrap have landed \o/
• f594c5e feat(conventional changelog): introducing conventional-changelog for changelog generation

There are 21 commits in total. See the full diff.

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