Update dependency pycares to v4.2.0 [SECURITY]

Author: renovate[bot]

requirements.txt

@@ -16,7 +16,7 @@ frozenlist==1.3.0; python_version >= "3.7"
 idna==3.3; python_version >= "3.6"
 loguru==0.5.3; python_version >= "3.5"
 multidict==5.2.0; python_version >= "3.6"
-pycares==4.1.2
+pycares==4.2.0
 pycparser==2.21; python_version >= "2.7" and python_full_version < "3.0.0" or python_full_version >= "3.4.0"
 pytest==6.2.5
 pytest-asyncio==0.17.2