Bump aiohttp from 3.14.1 to 3.14.3

---
updated-dependencies:
- dependency-name: aiohttp
  dependency-version: 3.14.3
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

requirements.txt

@@ -1,4 +1,4 @@
-aiohttp==3.14.1
+aiohttp==3.14.3
 aiohttp-jinja2==1.6
 gidgethub==5.4.0
 aiohttp-session[secure]==2.12.1