Update test deps.

Author: ionelmc

setup.cfg

@@ -7,7 +7,7 @@ testpaths = tests
 python_files = test_*.py
 addopts =
     -ra
-    --strict
+    --strict-markers
     -p pytester
 
 [tool:isort]

tox.ini

@@ -12,8 +12,7 @@ passenv =
 [tox]
 envlist =
     check
-    py{37,38,39,310,py37,py38}-pytest{71}-xdist250-coverage{64}
-    py{311,py39}-pytest{72}-xdist320-coverage{65}
+    py{37,38,39,310,311,py37,py38,py39}-pytest{73}-xdist330-coverage{72}
     docs
 
 [testenv]
@@ -31,6 +30,7 @@ setenv =
     pytest70:  _DEP_PYTEST=pytest==7.0.1
     pytest71:  _DEP_PYTEST=pytest==7.1.2
     pytest72:  _DEP_PYTEST=pytest==7.2.0
+    pytest73:  _DEP_PYTEST=pytest==7.3.1
 
     xdist127: _DEP_PYTESTXDIST=pytest-xdist==1.27.0
     xdist129: _DEP_PYTESTXDIST=pytest-xdist==1.29.0
@@ -43,6 +43,7 @@ setenv =
     xdist202: _DEP_PYTESTXDIST=pytest-xdist==2.2.0
     xdist250: _DEP_PYTESTXDIST=pytest-xdist==2.5.0
     xdist320: _DEP_PYTESTXDIST=pytest-xdist==3.2.0
+    xdist330: _DEP_PYTESTXDIST=pytest-xdist==3.3.1
     xdistdev: _DEP_PYTESTXDIST=git+https://github.com/pytest-dev/pytest-xdist.git#egg=pytest-xdist
 
     coverage45: _DEP_COVERAGE=coverage==4.5.4
@@ -58,6 +59,7 @@ setenv =
     coverage63: _DEP_COVERAGE=coverage==6.3.3
     coverage64: _DEP_COVERAGE=coverage==6.4.2
     coverage65: _DEP_COVERAGE=coverage==6.5.0
+    coverage72: _DEP_COVERAGE=coverage==7.2.5
     # For testing against a coverage.py working tree.
     coveragedev: _DEP_COVERAGE=-e{env:COVERAGE_HOME}
 passenv =