fix for msg and msg attributes duplicates

[geewynn]

Description

Please include a summary of changes and related issue (if any).

Tests

Run

Test

• [x] Please provide evidence of your successful dbt run / dbt test here
• [x] Any comparison between prod and dev for any schema change

Checklist

• [x] Follow dbt style guide
• [x] Run git merge main to pull any changes from remote into your branch prior to merge.
• [x] Tag the person(s) responsible for reviewing proposed changes @forgxyz
• [x] IMPORTANT Note for deployment if a full-refresh is needed for any model this PR impacts.
  • If any schema is changing, whether it be a table or a view, we will need to run a full-refresh in prod to avoid errors with the scheduled refresh jobs.
  • The PR can be reviewed, but should not be merged unless by someone with prod access.
    • Tag forgxyz if a full-refresh will be required on prod.