refactor: address comments

Author: cctdaniel

governance/xc_admin/packages/xc_admin_common/src/programs/core/core_functions.ts

@@ -121,14 +121,6 @@ export function getProgramAddress(cluster: PythCluster): PublicKey {
   return getPythProgramKeyForCluster(cluster);
 }
 
-/**
- * Check if the Pyth Core program is available on the specified cluster
- */
-export function isAvailableOnCluster(cluster: PythCluster): boolean {
-  // Pyth Core is available on all clusters
-  return true;
-}
-
 /**
  * Parse raw on-chain accounts into the Pyth Core configuration format
  */

governance/xc_admin/packages/xc_admin_common/src/programs/program_registry.ts

@@ -37,7 +37,7 @@ export const isAvailableOnCluster: Record<
   ProgramType,
   (cluster: PythCluster) => boolean
 > = {
-  [ProgramType.PYTH_CORE]: pythCore.isAvailableOnCluster,
+  [ProgramType.PYTH_CORE]: () => true, // Pyth Core is available on all clusters - using direct value instead of a trivial function
   [ProgramType.PYTH_LAZER]: pythLazer.isAvailableOnCluster,
 };