1.33.0

1.33.0

• fix unnecessary_parenthesis false-positive with null-aware expressions
• fix void_checks to allow assignments of Future<dynamic>? to parameters
  typed FutureOr<void>?
• removed support for:
  • enable_null_safety
  • invariant_booleans
  • prefer_bool_in_asserts
  • prefer_equal_for_default_values
  • super_goes_last
• update unnecessary_parenthesis to detect some doubled parens
• update void_checks to allow returning Never as void
• new lint: unnecessary_breaks
• fix use_build_context_synchronously in if conditions
• update no_adjacent_strings_in_list to support set literals and for- and
  if-elements