Massimiliano Culpo fa7189b480 Remove support for Python 2.6 (#27256) ... Modifications: - [x] Removed `centos:6` unit test, adjusted vermin checks - [x] Removed backport of `collections.OrderedDict` - [x] Removed backport of `functools.total_ordering` - [x] Removed Python 2.6 specific skip markers in unit tests - [x] Fixed a few minor Python 2.6 related TODOs in code Updating the vendored dependencies will be done in separate PRs		2021-11-23 09:06:17 -08:00
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system_prerequisites.csv	Remove support for Python 2.6 (#27256)	2021-11-23 09:06:17 -08:00