Bump h11 from 0.14.0 to 0.16.0 in /requirements (#36)

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Author: dependabot[bot]

requirements/requirements.txt

@@ -32,7 +32,7 @@ frozenlist==1.4.1
     # via
     #   aiohttp
     #   aiosignal
-h11==0.14.0
+h11==0.16.0
     # via uvicorn
 httptools==0.6.1
     # via uvicorn