fix: add menu color keys to Nord VSCode theme — context menu was brown

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.vscode/settings.json

@@ -136,6 +136,13 @@
     "extensionButton.prominentBackground": "#434c5e",
     "extensionButton.prominentHoverBackground": "#4c566a",
     "errorForeground": "#bf616a",
+    "menu.background": "#3b4252",
+    "menu.foreground": "#d8dee9",
+    "menu.selectionBackground": "#434c5e",
+    "menu.selectionForeground": "#eceff4",
+    "menu.selectionBorder": "#434c5e",
+    "menu.separatorBackground": "#4c566a",
+    "menu.border": "#3b425200",
     "gitDecoration.modifiedResourceForeground": "#ebcb8b",
     "gitDecoration.deletedResourceForeground": "#bf616a",
     "gitDecoration.untrackedResourceForeground": "#a3be8c",