apacheGH-38068: [C++][CI] Fixing Parquet unittest `arrow_reader_write…

…r_test.cc` compile (apache#38069)

### Rationale for this change

This is introduced in a previous patch. This patch fixed the compile. ( apache#37854 )

### What changes are included in this PR?

a one-line fixing.

### Are these changes tested?

no

### Are there any user-facing changes?

no

* Closes: apache#38068

Authored-by: mwish <maplewish117@gmail.com>
Signed-off-by: Joris Van den Bossche <jorisvandenbossche@gmail.com>

cpp/src/parquet/arrow/arrow_reader_writer_test.cc

@@ -2358,7 +2358,7 @@ TEST(TestArrowReadWrite, GetRecordBatchReader) { TestGetRecordBatchReader(); }
 TEST(TestArrowReadWrite, NoneCoalescedReads) {
   ArrowReaderProperties arrow_properties = default_arrow_reader_properties();
   arrow_properties.set_pre_buffer(false);
-  arrow_properties.set_cache_options(::arrow::io::CacheOptions::Defaults())
+  arrow_properties.set_cache_options(::arrow::io::CacheOptions::Defaults());
   TestGetRecordBatchReader(arrow_properties);
 }