Massimiliano Culpo 600955edd4 Update vendored ruamel.yaml to v0.17.21 (#37008) ... * Vendor ruamel.yaml v0.17.21 * Add unit test for whitespace regression * Add an abstraction layer in Spack to wrap ruamel.yaml All YAML operations are routed through spack.util.spack_yaml The custom classes have been adapted to the new ruamel.yaml class hierarchy. Fixed line annotation issue in "spack config blame"		2023-05-04 08:00:38 -07:00
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spack	Update vendored ruamel.yaml to v0.17.21 (#37008)	2023-05-04 08:00:38 -07:00