Update consolidation/robo from 2.0.3 to 2.0.6

[violinist-bot]

If you have a high test coverage index, and your tests for this pull request are passing, it should be both safe and recommended to merge this update.

Here is a list of changes between the version you use, and the version this pull request updates to:

• 20077d3 Robo release 2.0.6
• 8bd2500 Change the priority order of config files.
• fa31288 Prepare for 2.0.6-dev
• be87265 Re-release as 2.0.5 (bad 2.0.4 released)
• b768615 Robo release 2.0.4
• 3e0afc2 Minor changes to deprecated "robo test" command. (Use "composer test" instead.)
• 55d7075 CHANGELOG for Robo 2.0.4
• 19c09d1 Class ZipArchive does not have a constructor (#902)
• acf68a2 In instances where the simple default config rules are in use, allow for config files to be loaded from the root of the app when Robo is in the vendor directory. (#948)
• e3fc58c Docker builds with Buildkit (#942)
• 30e78de Add a limit to replace via regexp (#946)
• 5d5e6d7 Fixes #936: Github access_token via query parameter is deprecated. (#943)
• e709bac added the --no-suggest option to composer tasks (#934)
• 6d65793 Prepare for 2.0.4-dev

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