chore(deps): update dependency pytest-cov to v4 (#295)

poetry.lock

@@ -541,7 +541,7 @@ testing = ["argcomplete", "hypothesis (>=3.56)", "mock", "nose", "pygments (>=2.
 
 [[package]]
 name = "pytest-cov"
-version = "3.0.0"
+version = "4.0.0"
 description = "Pytest plugin for measuring coverage."
 category = "dev"
 optional = false
@@ -745,7 +745,7 @@ testing = ["func-timeout", "jaraco.itertools", "pytest (>=6)", "pytest-black (>=
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7.0"
-content-hash = "26f2e0870df1c20253ea6672989169864484c23dffc93ba0446e73a60128f9f4"
+content-hash = "cd96c1ecdd143ca9121ae9946a2992c91b8e88c540035638f1c7927fc6df6f13"
 
 [metadata.files]
 anyconfig = [
@@ -992,8 +992,8 @@ pytest = [
     {file = "pytest-7.1.3.tar.gz", hash = "sha256:4f365fec2dff9c1162f834d9f18af1ba13062db0c708bf7b946f8a5c76180c39"},
 ]
 pytest-cov = [
-    {file = "pytest-cov-3.0.0.tar.gz", hash = "sha256:e7f0f5b1617d2210a2cabc266dfe2f4c75a8d32fb89eafb7ad9d06f6d076d470"},
-    {file = "pytest_cov-3.0.0-py3-none-any.whl", hash = "sha256:578d5d15ac4a25e5f961c938b85a05b09fdaae9deef3bb6de9a6e766622ca7a6"},
+    {file = "pytest-cov-4.0.0.tar.gz", hash = "sha256:996b79efde6433cdbd0088872dbc5fb3ed7fe1578b68cdbba634f14bb8dd0470"},
+    {file = "pytest_cov-4.0.0-py3-none-any.whl", hash = "sha256:2feb1b751d66a8bd934e5edfa2e961d11309dc37b73b0eabe73b5945fee20f6b"},
 ]
 pytest-mock = [
     {file = "pytest-mock-3.8.2.tar.gz", hash = "sha256:77f03f4554392558700295e05aed0b1096a20d4a60a4f3ddcde58b0c31c8fca2"},

pyproject.toml

@@ -57,7 +57,7 @@ flake8-quotes = "3.3.1"
 pep8-naming = "0.13.2"
 pydocstyle = "6.1.1"
 pytest = "7.1.3"
-pytest-cov = "3.0.0"
+pytest-cov = "4.0.0"
 pytest-mock = "3.8.2"
 yapf = "0.32.0"
 toml = "0.10.2"