chore(transformer): enable Babel's private-methods plugin tests

[Dunqing]

part of #8052

[Dunqing]

• chore(transformer): enable class-properties plugin #7750
• feat(transformer/class-properties): transform static/instance accessor methods #8132
• feat(transformer/class-properties): transform static private method invoking #8117
• feat(transformer/class-properties): insert statements after statement of class expression #8116
• feat(transformer/class-properties): transform super expressions and identifiers that refers to class binding in private method #8106
• refactor(transformer/class-properties): share replace_class_name_with_temp_var in class_properties #8105
• refactor(transformer/class-properties): remove all *_if_super methods in static_block_and_prop_init #8104
• refactor(transformer/class-properties): move supers to super_converter #8103
• feat(transformer/class-properties): transform private field expression which invokes private method #8102
• feat(transformer/class-properties): transform callee which invokes private method #8100
• feat(transformer/class-properties): transform private methods #8099
• chore(transformer): enable Babel's private-methods plugin tests #8098 👈 (View in Graphite)
• main

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