Fix test to improve code coverage

Author: kpan2034

tsl/test/t/005_recompression_spin_lock_test.pl

@@ -136,6 +136,9 @@
     SELECT compress_chunk(show_chunks('sensor_data'));
 });
 
+# Sleep for 0.5 seconds to ensure that at the end of recompression, an attempt to get the ExclusiveLock on the table is blocked and a retry happens
+sleep(0.5);
+
 # Session 2 immediately aborts, releasing the RowExclusiveLock on the table
 $result = $s2->query_safe("ABORT");