Fix typo on js-interop page (#6989)

Fix "offerins" to "offers."

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Co-authored-by: Kevin Moore <[email protected]>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

Author: 3 people

src/content/interop/js-interop/index.md

@@ -41,7 +41,7 @@ Interact with the browser:
 
 ## The evolution of JavaScript interop {: #next-generation-js-interop }
 
-[Dart 3.3][] introduces a new generation of JS interop which offerins
+[Dart 3.3][] introduces a new generation of JS interop that offers
 a unified set of features and APIs to access JavaScript and browser
 functionalities within your Dart code. This modern approach enhances the
 developer experience and enables WebAssembly ([Wasm][]) support, aligning