github actions: don't test (non-curl) tornado as it doesn't support proxy

Author: lilydjwg

.github/workflows/tests.yaml

@@ -104,7 +104,7 @@ jobs:
         - "3.11"
         - "3.12"
         - "3.13"
-        - "3.14-dev"
+        - "3.14"
         # pypy fails in some cases but we don't care much about that
         # with github actions we can't mark some jobs to not affect the overall
         # conclusion so we have to omit "allow-failure" tests.
@@ -113,8 +113,7 @@ jobs:
         deps:
         - tornado pycurl
         # timer runs when loop is closed, see https://github.com/lilydjwg/nvchecker/actions/runs/11650699759/job/32439742210
-        # - aiohttp
-        - tornado
+        - aiohttp
         - httpx[http2]>=0.14.0
         exclude:
         # this has been run as setup-cache