Bump ajv from 6.10.2 to 6.12.0

Created by: dependabot-preview[bot]

Bumps ajv from 6.10.2 to 6.12.0.

Release notes

Sourced from ajv's releases.

v6.12.0

Improved hostname validation (@sambauers, #1143) Option keywords to add custom keywords (@franciscomorais, #1137) Types fixes (@boenrobot, @MattiAstedrone) Docs:

• error logging example (@RadiationSickness)
• TypeScript usage notes (@thetric)

v6.11.0

Time formats support two digit and colon-less variants of timezone offset (#1061 , @cjpillsbury) Docs: RegExp related security considerations Tests: Disabled failing typescript test

Commits

• 03d0012 6.12.0
• 1021a00 Merge branch 'RadiationSickness-patch-1'
• 0163e5c docs: error logging code sample
• 52adde5 Merge branch 'patch-1' of git://github.com/RadiationSickness/ajv into Radiati...
• 8fd1e44 Merge branch 'franciscomorais-feature/keywords-options'
• e5bed30 test: update option keywords test
• c90c189 Merge branch 'feature/keywords-options' of git://github.com/franciscomorais/a...
• 38191c2 Update readme with keywords option
• f94db48 Update options validation spec
• 367527c Merge branch 'master' into patch-1
• Additional commits viewable in compare view

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