Upgrade to Chef 13.6.4 from 12.21.31
What does this MR do?
- Upgrades from chef 12.21.31 to 13.6.4, including dependent gems
- Updates chefspec to 7.1.1
- Fixes usage of node.default.gitaly in gitaly recipe
- Fixes logging configuration under chef 13
- Adds CHANGELOG and fixes for 10.5.0/12.21.31
spec fixes related to the chef 13 upgrade:
- Changes uses of old_run_actionto a more compatible call
- More complete Kernel.load mocking
- Globally mocks #freezeon helper instances
- Reset the Gitlab singleton in global before
- Fixes bad cache interactions in services_spec
- Remove pending from Chef 13 dependent example
More complete notes on all of the above are in the commit message.
Checklist
See Definition of done.
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Change added to CHANGELOG.md. Not applicable for Documentation changes and minor changes. 
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Documentation created/updated 
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Tests added 
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Integration tests added to GitLab QA, if applicable 
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MR targeting masterbranch
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MR has a green pipeline on GitLab.com 
Reviewer Checklist
In addition to above, reviewer must:
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Pipeline is green on dev.gitlab.org if the change is not touching documentation or internal cookbooks 
References
Depends on !2296 (merged)
Closes #3020 (closed)
Edited  by Richard Clamp