⬆️ Allow Starlette 0.38.x, update the pin to >=0.37.2,<0.39.0 (#11876)

Co-authored-by: svlandeg <svlandeg@github.com>
Co-authored-by: Sebastián Ramírez <tiangolo@gmail.com>

pyproject.toml

@@ -41,7 +41,7 @@ classifiers = [
     "Topic :: Internet :: WWW/HTTP",
 ]
 dependencies = [
-    "starlette>=0.37.2,<0.38.0",
+    "starlette>=0.37.2,<0.39.0",
     "pydantic>=1.7.4,!=1.8,!=1.8.1,!=2.0.0,!=2.0.1,!=2.1.0,<3.0.0",
     "typing-extensions>=4.8.0",
 ]