chore: Fallback to Spark for array_reverse for binary

Author: comphead

spark/src/test/scala/org/apache/comet/CometArrayExpressionSuite.scala

@@ -776,11 +776,12 @@ class CometArrayExpressionSuite extends CometTestBase with AdaptiveSparkPlanHelp
 
   // https://github.com/apache/datafusion-comet/issues/2612
   test("array_reverse - fallback for binary array") {
-    val fallbackReason = if (CometConf.COMET_NATIVE_SCAN_IMPL.key == "native_scan") {
-      "Unsupported schema"
-    } else {
-      CometArrayReverse.unsupportedReason
-    }
+    val fallbackReason =
+      if (CometConf.COMET_NATIVE_SCAN_IMPL.key == CometConf.SCAN_NATIVE_COMET) {
+        "Unsupported schema"
+      } else {
+        CometArrayReverse.unsupportedReason
+      }
     withTable("t1") {
       sql("""create table t1 using parquet as
           select cast(null as array<binary>) c1, cast(array() as array<binary>) c2