add text to assert (#27377)

core/src/accounts_hash_verifier.rs

@@ -192,7 +192,10 @@ impl AccountsHashVerifier {
                 );
         }
 
-        assert_eq!(accounts_package.expected_capitalization, lamports);
+        assert_eq!(
+            accounts_package.expected_capitalization, lamports,
+            "accounts hash capitalization mismatch"
+        );
         if let Some(expected_hash) = accounts_package.accounts_hash_for_testing {
             assert_eq!(expected_hash, accounts_hash);
         };