Update dependency h2 to v4.3.0 [SECURITY]

Author: renovate[bot]

requirements-test.txt

@@ -11,7 +11,7 @@ grpcio-tools==1.66.1 ; python_version >= "3.11" and python_version < "4.0"
 grpcio==1.66.1 ; python_version >= "3.11" and python_version < "4.0"
 grpclib==0.4.7 ; python_version >= "3.11" and python_version < "4.0"
 h11==0.14.0 ; python_version >= "3.11" and python_version < "4.0"
-h2==4.1.0 ; python_version >= "3.11" and python_version < "4.0"
+h2==4.3.0 ; python_version >= "3.11" and python_version < "4.0"
 hpack==4.0.0 ; python_version >= "3.11" and python_version < "4.0"
 httpcore==0.16.3 ; python_version >= "3.11" and python_version < "4.0"
 httpx==0.23.3 ; python_version >= "3.11" and python_version < "4.0"

requirements.txt

@@ -3,7 +3,7 @@ asyncio==3.4.3 ; python_version >= "3.11" and python_version < "4.0"
 grpcio-tools==1.66.1 ; python_version >= "3.11" and python_version < "4.0"
 grpcio==1.66.1 ; python_version >= "3.11" and python_version < "4.0"
 grpclib==0.4.7 ; python_version >= "3.11" and python_version < "4.0"
-h2==4.1.0 ; python_version >= "3.11" and python_version < "4.0"
+h2==4.3.0 ; python_version >= "3.11" and python_version < "4.0"
 hpack==4.0.0 ; python_version >= "3.11" and python_version < "4.0"
 hyperframe==6.0.1 ; python_version >= "3.11" and python_version < "4.0"
 multidict==6.0.5 ; python_version >= "3.11" and python_version < "4.0"