Preserve ambiguous glob lint for subtrait method picks

[kevin-valerio]

Fixes #157965

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[Enselic]

The fix does not look unreasonable. Maybe someone familiar with the code can easily determine if this is the right fix. The changed code was added in #149058, so I'd like to CC PR author @LorrensP-2158466 and PR reviewer @petrochenkov.

[LorrensP-2158466]

Looks correct to me.

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