fix: RequestProfilerTest.java regex in deep-preserve list (#2589)

Author: PhongChuong

.github/.OwlBot-hermetic.yaml

@@ -62,6 +62,7 @@ deep-preserve-regex:
 - "/google-cloud-bigquerystorage/src/test/java/com/google/cloud/bigquery/storage/v1.*/SchemaCompatibilityTest.java"
 - "/google-cloud-bigquerystorage/src/test/java/com/google/cloud/bigquery/storage/v1.*/StreamWriterTest.java"
 - "/google-cloud-bigquerystorage/src/test/java/com/google/cloud/bigquery/storage/v1.*/StreamWriterV2Test.java"
+- "/google-cloud-bigquerystorage/src/test/java/com/google/cloud/bigquery/storage/v1.*/RequestProfilerTest.java"
 - "/google-cloud-bigquerystorage/src/test/java/com/google/cloud/bigquery/storage/v1.*/it/BigQueryResource.java"
 - "/google-cloud-bigquerystorage/src/test/java/com/google/cloud/bigquery/storage/v1.*/it/SimpleRowReader.java"
 - "/google-cloud-bigquerystorage/src/test/java/com/google/cloud/bigquery/storage/v1.*/stub/EnhancedBigQueryReadStubSettingsTest.java"