fix: add missing flow-component-renderer.js import to Popover (#8211)

Author: web-padawan

vaadin-popover-flow-parent/vaadin-popover-flow/src/main/java/com/vaadin/flow/component/popover/Popover.java

@@ -62,6 +62,7 @@
 @NpmPackage(value = "@vaadin/popover", version = "24.9.4")
 @JsModule("@vaadin/polymer-legacy-adapter/style-modules.js")
 @JsModule("@vaadin/popover/src/vaadin-popover.js")
+@JsModule("./flow-component-renderer.js")
 @JsModule("./vaadin-popover/popover.ts")
 public class Popover extends Component implements HasAriaLabel, HasComponents,
         HasThemeVariant<PopoverVariant> {