MINOR: [CI][C++] Update parquet-testing submodule (#13968)
MINOR: [CI][C++] Update parquet-testing submodule (#13968)

I've realized there were some changes on the parquet-testing submodule. This PR updates it to the latest version.

Authored-by: Raúl Cumplido <59d4da135a4a8d271cfab38e4b71ac8d4bb78fb2@gmail.com>
Signed-off-by: Antoine Pitrou <9359a4d812173b65a3a0094cd86363e79731a3c2@python.org>
kou/arrow,icexelloss/arrow,apache/arrow,apache/arrow,apache/arrow,icexelloss/arrow,kou/arrow,apache/arrow,kou/arrow,kou/arrow,apache/arrow,icexelloss/arrow,icexelloss/arrow,kou/arrow,kou/arrow,apache/arrow,kou/arrow,icexelloss/arrow,icexelloss/arrow,icexelloss/arrow,icexelloss/arrow,icexelloss/arrow,icexelloss/arrow,apache/arrow,kou/arrow,apache/arrow,kou/arrow,apache/arrow,icexelloss/arrow,icexelloss/arrow,kou/arrow,apache/arrow,kou/arrow,apache/arrow,apache/arrow,icexelloss/arrow,kou/arrow,kou/arrow,kou/arrow,icexelloss/arrow,apache/arrow,apache/arrow