TS Types: Extends the type of property that scripts/styles can takes (#4924)

chore(types): Extends the type of property that scripts and styles can take

index.d.ts

@@ -406,8 +406,8 @@ declare namespace grapesjs {
 
   interface CanvasConfig {
     stylePrefix?: string;
-    scripts?: Array<string>;
-    styles?: Array<string>;
+    scripts?: Array<string | Record<string, string>>;
+    styles?: Array<string | Record<string, string>>;
     customBadgeLabel?: Function;
     autoscrollLimit?: number;
     notTextable?: Array<string>;