Fix hospital name in TMC AI Summit announcement

Corrected the name of Texas Children's Hospital in the announcement.

Author: Carina6166

index.html

@@ -911,7 +911,7 @@ <h2 class="widget-body">Call for Participation – TMC AI Summit 2026</h2>
 
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-                We are excited to announce the Call for Participation for the TMC AI Summit 2026, co-hosted by Center of TEAM-AI at UTHealth Houston and Texas Children Hospital, taking place February 18–20, 2026 at the TCH Neurological Research Institute (NRI) in Houston, Texas.
+                We are excited to announce the Call for Participation for the TMC AI Summit 2026, co-hosted by Center of TEAM-AI at UTHealth Houston and Texas Children's Hospital, taking place February 18–20, 2026 at the TCH Neurological Research Institute (NRI) in Houston, Texas.
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                 This event is dedicated to foster the vibrant, collaborative ecosystem at the Texas Medical Center, leveraging its unparalleled talent, diverse data resources, and entrepreneurial energy to translate advanced AI innovations into practical solutions for real-world biomedical and healthcare challenges.