Upgrade dependencies

Author: Hamish Downer

pyproject.toml

@@ -20,12 +20,12 @@ classifiers = [
   "Topic :: Software Development :: Libraries :: Python Modules",
 ]
 dependencies = [
-  "attrs>=25.3.0",
+  "attrs>=25.4.0",
   "cattrs>=25.1.0",
   "cvxpy>=1.6.5",
   "gspread>=6.2.1",
   "mip==1.15.0",
-  "numpy>=2.2.6",
+  "numpy>=2.3.4",
   "oauth2client>=4.1.3",
   "requests>=2.32.0",
   "tabulate>=0.9.0",
@@ -48,7 +48,7 @@ dev = [
   "pytest>=7.2.0",
   "pre-commit>=2.20.0",
   "tox-uv>=1.11.3",
-  "deptry>=0.23.0",
+  "deptry>=0.24.0",
   "mypy>=0.991",
   "pytest-cov>=4.0.0",
   "ruff>=0.11.5",