Accept org_scala_lang_scala_library as Scala library name

[enforser]

Checklist

• I have filed an issue about this change and discussed potential changes with the maintainers. Issue has been filed, but no discussion yet.
• I have received the approval from the maintainers to make this change.
• This is not a stylistic, refactoring, or cleanup change.

Discussion thread for this change

Issue number: #6628

Description of this change

Add org_scala_lang_scala_library as a valid name for a Scala library.

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