Follow-up to rubocop/rubocop-ast#377

This PR suppresses the following new offenses:

```console
$ bundle exec rubocop
(snip)

lib/rubocop/cop/rails/three_state_boolean_column.rb:48:43:
C: [Correctable] InternalAffairs/NodeTypeGroup: Use :any_def instead of individually listing group types.
            def_node = node.each_ancestor(:def, :defs).first
                                          ^^^^^^^^^^^

301 files inspected, 1 offense detected, 1 offense autocorrectable
```

Follow-up to d4164a2

`$RS` is no longer used.

In some cases (e.g. for testing purposes) we might to want
to use invalid string literal -- in that case IMO we should
not register an offense.

…s passed as a local variable

To do that, be more specific about what type you expect to call blank? on (strings only).

Caused by #1467

[Fix #1477] Fix an error for `Rails/SchemaComment` when the comment is passed as a local variable

…or-on-invalid-string-literal-encoding

Fix `Rails/TimeZone` cop error on invalid string literal encoding

Use glob patterns compatible with Packwerk and engines