fix(deps): Update dependency python-dotenv to v1.2.2 [SECURITY]

Author: cloudquery-ci[bot]

backend/requirements.txt

@@ -13,7 +13,7 @@ alembic==1.12.1
 # Authentication & Security
 python-jose[cryptography]==3.4.0
 passlib[bcrypt]==1.7.4
-python-dotenv==1.0.0
+python-dotenv==1.2.2
 cryptography>=41.0.0
 
 # AI & ML Dependencies