Fixes ohcnetwork#11255

Author: rajku-dev

Diff for: src/components/ValueSet/ValueSetForm.tsx

@@ -71,7 +71,7 @@ function ConceptFields({
           (concept) => concept.code === response.metadata.code,
         );
 
-        if (conceptIndex && conceptIndex !== -1) {
+        if (conceptIndex != undefined && conceptIndex !== -1) {
           parentForm.setValue(
             `compose.${type}.${nestIndex}.concept.${conceptIndex}.display`,
             response.metadata.display,