Bump dependabot-core from 0.86.2 to 0.86.11

Bumps dependabot-core from 0.86.2 to 0.86.11.

Changelog

Sourced from dependabot-core's changelog.

v0.86.11, 25 December 2018

• Ruby: Ensure gemspec paths are always pathnames
• JS: Handle non-string entries for resolution

v0.86.10, 24 December 2018

• .NET: Filter out non-URL repos

v0.86.9, 21 December 2018

• Python: Correctly sanitize path dependency paths in pip-compile compiled files

v0.86.8, 21 December 2018

• Add python3-enchant dependency

v0.86.7, 21 December 2018

• Python: Treat no matching distribution found as suggesting bad Python version

v0.86.6, 20 December 2018

• Git: Raise a helpful error if a submodule path doesn't actually point to asubmodule

v0.86.5, 20 December 2018

• Actually cache nuget listing results

v0.86.4, 19 December 2018

• Python: Raise issue for Python URLs that contain an environment variable
• Python: Extract LatestVersionFinder tests into separate file

v0.86.3, 19 December 2018

• Ruby: Fetch gemspec to look for source if API is not available

Commits

• 7139c88 v0.86.11
• 38d9d4d Fix rubocop
• f9d7df6 Ruby: Ensure gemspec paths are always pathnames
• 9e712b7 JS: Handle non-string entries for resolution
• 0a5c38a v0.86.10
• 9dcfcf3 .NET: Filter out non-URL repos
• b5d632e Merge pull request #861 from dependabot/dependabot/npm_and_yarn/helpers/yarn/...
• 0d07c2f Bump eslint from 5.10.0 to 5.11.0 in /helpers/yarn
• 66adde4 Merge pull request #860 from dependabot/dependabot/npm_and_yarn/helpers/yarn/...
• 7d8664d Merge pull request #858 from dependabot/dependabot/npm_and_yarn/helpers/npm/e...
• Additional commits viewable in compare view