#769 - update selenium.version to v4.31.0

BudgetMasterServer/pom.xml

@@ -33,7 +33,7 @@
         <sortablejs.version>1.15.6</sortablejs.version>
         <mousetrap.version>1.6.5</mousetrap.version>
         <codemirror.version>5.62.2</codemirror.version>
-        <selenium.version>4.26.0</selenium.version>
+        <selenium.version>4.31.0</selenium.version>
         <jgit.version>7.2.0.202503040940-r</jgit.version>
         <natorder.version>1.1.3</natorder.version>
         <itextpdf.version>5.5.13.4</itextpdf.version>