fix: Role Duplication Error in azd up Command for PostgreSQL

[Pavan-Microsoft]

Purpose

Fix Role Duplication Error in azd up Command for PostgreSQL

Does this introduce a breaking change?

• Yes
• [ x] No

How to Test

• Get the code

git clone [repo-address]
cd [repo-name]
git checkout [branch-name]
npm install

What to Check

Run azd up multiple times after modifying the .env file and ensure the command completes without a duplicate role creation error in PostgreSQL.

[github-actions]

Coverage Report •

File	Stmts	Miss	Cover	Missing
scripts/data_scripts
create_postgres_tables.py	56	56	0%	1–3, 5–11, 14, 26, 31–32, 35, 42–43, 49, 52, 55, 64–65, 68, 71–72, 75–76, 78, 87–88, 91–92, 94, 105–106, 110–111, 113–114, 116, 129–130, 133, 136, 138–139, 141–142, 144–145, 147–150, 152–153
TOTAL	3818	857	77%

Tests	Skipped	Failures	Errors	Time
395	0 💤	0 ❌	0 🔥	53.186s ⏱️