fix: adjust widget overflow styling (microsoft#186951)

Fixes microsoft/vscode-pull-request-github#4973

Author: rzhao271

src/vs/workbench/contrib/preferences/browser/media/settingsWidgets.css

@@ -18,9 +18,8 @@
 .settings-editor > .settings-body .settings-tree-container .setting-item.setting-item-list .setting-list-sibling,
 .settings-editor > .settings-body .settings-tree-container .setting-item.setting-item-list .setting-list-object-widget .setting-list-object-key,
 .settings-editor > .settings-body .settings-tree-container .setting-item.setting-item-list .setting-list-object-widget .setting-list-object-value {
-	white-space: pre;
-	overflow: hidden;
-	text-overflow: ellipsis;
+	white-space: normal;
+	overflow-wrap: normal;
 }
 
 .settings-editor > .settings-body .settings-tree-container .setting-item-bool .setting-value-checkbox {