Update dependency numpy to v2.3.1

Author: renovate[bot]

pyproject.toml

@@ -81,7 +81,7 @@ test = [
     "security==1.3.1",
     "types-mock==5.2.*",
     "django>=4,<6",
-    "numpy ==2.2.6; python_version == '3.10'",
+    "numpy ==2.3.1; python_version == '3.10'",
     "numpy ~= 2.3.0; python_version > '3.10'",
     "flask_wtf~=1.2.0",
     "fickling~=0.1.0,>=0.1.3",