Update spec.html

Author: lawrennd

spec.html

@@ -9,7 +9,7 @@ <h1 id="jmlr-wcp-proceedings-specification">PMLR Proceedings Specification</h1>
 
     <p><em>Version 1.3 – Jul 27th, 2025</em></p>
 
-    <p>Once the proceedings is accepted you'll be provided with agithub repository where you will upload the pdfs and the bibtex.</p>
+    <p>Once the proceedings is accepted you'll be provided with a github repository where you will upload the pdfs and the bibtex.</p>
 
     <p>The proceedings repo will be derived on this <a href="https://github.com/mlresearch/proceedings-template/">this template</a>.</p>