8.2
Merge branch '7.4' into 8.0
[CS] Back config from 8.1 and apply heredoc_indentation rule
remove ability to access $this and the loader's internal state
Merge branch '6.4' into 7.4
[Config] Generate unsealed array shapes for any normalizers
Merge branch '7.3' into 7.4
replace PHPUnit annotations with attributes
[Config] Fix array shape generation for backed enums
Merge branch '4.1' into 4.2
[Tests] Move expectException closer to the place of the expectation to avoid false positives