fix: typo in cfp end date of DPC26 (#1381)

Author: tonivdv

archive/entries/2025-09-03-1.xml

@@ -14,7 +14,7 @@
       <p>🚀 Dutch PHP Conference 2026 is coming! 🚀</p>
       <p>We’re thrilled to announce that the 20th edition of the Dutch PHP Conference will take place from March 10 to March 13, 2026 in Amsterdam! 🗓️</p>
       <p>🎤 Call for Papers is now OPEN! 🎤</p>
-      <p>Got insights, skills, or experience to share? Submit your talk ideas before the deadline on December 24th! We’re looking for both technical and non-technical sessions that will inspire and engage our community.</p>
+      <p>Got insights, skills, or experience to share? Submit your talk ideas before the deadline on December 19th! We’re looking for both technical and non-technical sessions that will inspire and engage our community.</p>
       <p>
         <strong>Highlights:</strong>
       </p>