1.2.2
Move project directory from scikits.learn to sklearn
FIX propagate configuration to workers in parallel (#25363)
MAINT parameters validation in FactorAnalysis (#23799)
TST Work-around for Ubuntu atlas float32 failure (#24198)
MAINT parameter validation in IncrementalPCA (#23847)
MAINT Clean deprecation for 1.2: KernelPCA (#24406)
MAINT simplify linting by running flake8 on the whole project (#23846)
ENH Preserving dtype for np.float32 in LatentDirichletAllocation (#24528)
MAINT Use _validate_params in PCA (#23485)
API Deprecate `n_feature_` fitted attribute in PCA (#24421)
MNT Update black to stable version (#22474)