Update tox.ini to drop Python 3.10, include Python 3.13

Author: mx-moth

tox.ini

@@ -3,9 +3,9 @@ isolated_build = true
 package = wheel
 wheel_build_env = .pkg
 envlist =
-	py{310,311,312}-pytest-pinned
-	py310-pytest-minimum
-	py312-pytest-latest
+	py{311,312,313}-pytest-pinned
+	py311-pytest-minimum
+	py313-pytest-latest
 	lint,docs
 skip_missing_interpreters = true
 
@@ -18,12 +18,12 @@ sitepackages = false
 passenv =
 	UDUNITS2_XML_PATH
 
-[testenv:py{310,311,312}-pytest-{pinned,latest,minimum}]
+[testenv:py{311,312,313}-pytest-{pinned,latest,minimum}]
 description = "Run the pytest test suite against a specific Python version and dependencies"
 deps =
-	py310-pinned: -rcontinuous-integration/requirements-3.10.txt
 	py311-pinned: -rcontinuous-integration/requirements-3.11.txt
 	py312-pinned: -rcontinuous-integration/requirements-3.12.txt
+	py313-pinned: -rcontinuous-integration/requirements-3.13.txt
 	minimum: -rcontinuous-integration/requirements-minimum.txt
 extras =
 	latest: testing