chore(internal): fix ruff target version

stainless-app[bot] · stainless-app[bot] · commit b370349a68d2 · 2025-08-06T08:50:10.000Z
diff --git a/pyproject.toml b/pyproject.toml
@@ -142,7 +142,7 @@ reportPrivateUsage = false
 [tool.ruff]
 line-length = 120
 output-format = "grouped"
-target-version = "py37"
+target-version = "py38"
 
 [tool.ruff.format]
 docstring-code-format = true
