docs: update jsnation talk link

PR-URL: #5029

Reviewed-by: Philipp Burckhardt <pburckhardt@outlook.com>
Signed-off-by: Gunj Joshi <gunjjoshi8372@gmail.com>

Author: gunjjoshi

docs/talks.md

@@ -181,7 +181,7 @@ limitations under the License.
 > [Gunj Joshi][gunjjoshi], JSNation US, November 2024
 
 <div class="image" align="center">
-    <a title="Advanced Mathematics and Data Analysis with JavaScript" href="https://youtu.be/7sejh8DguBU?t=19919">
+    <a title="Advanced Mathematics and Data Analysis with JavaScript" href="https://gitnation.com/contents/advanced-mathematics-and-data-analysis-with-javascript">
         <img src="https://cdn.jsdelivr.net/gh/stdlib-js/stdlib@fa25196d70829930020772d9e8de37a5a000b396/docs/assets/talks/jsnation_us_2024_gunj_joshi.png" alt="Advanced Mathematics and Data Analysis with JavaScript">
     </a>
     <br>