ci: 🤖 Update test matrix with new releases

Author: github-actions[bot]

tox.ini

@@ -254,6 +254,7 @@ envlist =
     {py3.7,py3.10,py3.11}-starlette-v0.28.0
     {py3.8,py3.12,py3.13}-starlette-v0.40.0
     {py3.10,py3.13,py3.14,py3.14t}-starlette-v0.52.1
+    {py3.10,py3.13,py3.14,py3.14t}-starlette-v1.0.0rc1
 
     {py3.6,py3.9,py3.10}-fastapi-v0.79.1
     {py3.7,py3.10,py3.11}-fastapi-v0.97.0
@@ -676,6 +677,7 @@ deps =
     starlette-v0.28.0: starlette==0.28.0
     starlette-v0.40.0: starlette==0.40.0
     starlette-v0.52.1: starlette==0.52.1
+    starlette-v1.0.0rc1: starlette==1.0.0rc1
     starlette: pytest-asyncio
     starlette: python-multipart
     starlette: requests