add sniffio to litestar deps

Author: sentrivana

scripts/populate_tox/config.py

@@ -235,7 +235,13 @@
     "litestar": {
         "package": "litestar",
         "deps": {
-            "*": ["pytest-asyncio", "python-multipart", "requests", "cryptography"],
+            "*": [
+                "pytest-asyncio",
+                "python-multipart",
+                "requests",
+                "cryptography",
+                "sniffio",
+            ],
             "<2.7": ["httpx<0.28"],
         },
     },

tox.ini

@@ -720,6 +720,7 @@ deps =
     litestar: python-multipart
     litestar: requests
     litestar: cryptography
+    litestar: sniffio
     litestar-v2.0.1: httpx<0.28
     litestar-v2.6.4: httpx<0.28