Updated files with 'repo_helper'. (#33)

Co-authored-by: repo-helper[bot] <74742576+repo-helper[bot]@users.noreply.github.com>

Author: repo-helper[bot]

formate.toml

@@ -36,6 +36,7 @@ known_third_party = [
     "coincidence",
     "coverage",
     "domdf_python_tools",
+    "importlib_metadata",
     "packaging",
     "pyparsing",
     "pytest",

tests/requirements.txt

@@ -1,9 +1,10 @@
 backports-entry-points-selectable>=1.0.2
 coincidence>=0.2.0
 domdf-python-tools[testing]>=2.0.1
+importlib-metadata>=3.6.0
 iniconfig!=1.1.0,>=1.0.1
 pytest>=6.0.0
 pytest-cov>=2.8.1
-pytest-randomly>=3.6.0
+pytest-randomly>=3.7.0
 pytest-rerunfailures>=9.0
 pytest-timeout>=1.4.2