Bug fixed in TranslateQualifiedNamesMatcher

[lgbo-ustc]

fixed a bug in TranslateQualifiedNamesMatcher to handle a nested tuple field with the table qualified name.

Changelog category (leave one):

• Bug Fix (user-visible misbehavior in official stable or prestable release)

Changelog entry (a user-readable short description of the changes that goes to CHANGELOG.md):

With table

CREATE TABLE nested_name_tuples
(
    `a` Tuple(x String, y Tuple(i Int32, j String))
)
ENGINE = Memory;

the following query throws an exception of UNKNOWN_IDENTIFIER.

SELECT t.a.y.i FROM nested_name_tuples as t;

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[yakov-olkhovskiy]

LGTM overall, see some suggestions...