feat: canvas search (#8438)

Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>

packages/excalidraw/components/HintViewer.tsx

@@ -13,6 +13,7 @@ import { isEraserActive } from "../appState";
 import "./HintViewer.scss";
 import { isNodeInFlowchart } from "../element/flowchart";
 import { isGridModeEnabled } from "../snapping";
+import { SEARCH_SIDEBAR } from "../constants";
 
 interface HintViewerProps {
   appState: UIAppState;
@@ -30,6 +31,13 @@ const getHints = ({
   const { activeTool, isResizing, isRotating, lastPointerDownWith } = appState;
   const multiMode = appState.multiElement !== null;
 
+  if (
+    appState.openSidebar?.name === SEARCH_SIDEBAR.name &&
+    appState.searchMatches?.length
+  ) {
+    return t("hints.dismissSearch");
+  }
+
   if (appState.openSidebar && !device.editor.canFitSidebar) {
     return null;
   }