Update keybinding label css for action widget (#200700)

changed keybinding css to match quick pick

Author: justschen

src/vs/platform/actionWidget/browser/actionWidget.css

@@ -110,6 +110,17 @@
 	text-overflow: ellipsis;
 }
 
+.action-widget .monaco-list-row.action .monaco-keybinding > .monaco-keybinding-key {
+		background-color: var(--vscode-keybindingLabel-background);
+		color: var(--vscode-keybindingLabel-foreground);
+		border-style: solid;
+		border-width: 1px;
+		border-radius: 3px;
+		border-color: var(--vscode-keybindingLabel-border);
+		border-bottom-color: var(--vscode-keybindingLabel-bottomBorder);
+		box-shadow: inset 0 -1px 0 var(--vscode-widget-shadow);
+}
+
 /* Action bar */
 
 .action-widget .action-widget-action-bar {