Customize search input placeholder

Signed-off-by: Alex Andreev <alex.andreev.email@gmail.com>

packages/core/src/renderer/components/+config-mutating-webhook-configurations/mutating-webhook-configurations.tsx

@@ -27,6 +27,12 @@ const NonInjectedMutatingWebhookConfigurations = observer((props: Dependencies)
     <SiblingsInTabLayout>
       <KubeObjectListLayout
         isConfigurable
+        customizeHeader={({ searchProps }) => ({
+          searchProps: {
+            ...searchProps,
+            placeholder: "Search...",
+          },
+        })}
         tableId="config_mutating_webhook_configurations"
         className={"MutatingWebhookConfigurations"}
         store={props.store}