Update dependency pytest to v9.0.3 [SECURITY]

Author: renovate[bot]

backend/poetry.lock

@@ -98,7 +98,7 @@ psycopg = {extras = ["c"], version = "3.3.3"}
 
 [tool.poetry.group.test.dependencies]
 model_bakery = "1.23.4"
-pytest = "9.0.2"
+pytest = "9.0.3"
 pytest-cov = "7.1.0"
 pytest-django = "4.12.0"
 pytest-xdist = {extras = ["psutil"], version = "3.8.0"}