Add SQLiteStudio

[crazywhalecc]

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Put "Add ____" as Title

• Done

Provide a link to the proposed addition.
https://sqlitestudio.pl/

Explain why it should be added
A free, open source, multi-platform SQLite database manager written in C++, with use of Qt framework.

Additional context
It's my favorite sqlite3 database browser because its open-source and cross-platform.

Issue Checklist

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• I have checked for other similar issues
• I have explained why this change is important
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