Add SQLite parser for Android Airtag (attd_db) file

[hanamahes78]

One line description of pull request

Add SQLite parser for Android Airtag (attd_db) file

Description:

I add and modify several files:

• Add import android_airtag to plaso/parsers/sqlite_plugins/init.py
• Add a new parser plugin android_airtag.py to plaso/parsers/sqlite_plugins/
• Add attd_db file to test_data/
• Add unit test android_airtag.py to tests/parsers/sqlite_plugins/
• Modify android.yaml to support Android Airtag parser plugin (plaso/data/formatters/android.yaml)
• Modify timeliner.yaml to support Android Airtag parser plugin (plaso/data/timeliner.yaml)

Related issue (if applicable): fixes #

Notes:

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Checklist:

• Automated checks (GitHub Actions, AppVeyor) pass
• No new new dependencies are required or l2tdevtools has been updated
• Reviewer assigned