DBTest.DynamicLevelCompressionPerLevel: Tune Threshold
DBTest.DynamicLevelCompressionPerLevel: Tune Threshold

Summary: Each SST's file size increases after we add more table properties. Threshold in DBTest.DynamicLevelCompressionPerLevel need to adjust accordingly to avoid occasional failures.

Test Plan: Run the test

Reviewers: andrewkr, yiwu

Subscribers: leveldb, andrewkr, dhruba

Differential Revision: https://reviews.facebook.net/D60819

jalexanderqed/rocksdb,wat-ze-hex/rocksdb,jalexanderqed/rocksdb,norton/rocksdb,norton/rocksdb,ryneli/rocksdb,OverlordQ/rocksdb,wat-ze-hex/rocksdb,Andymic/rocksdb,facebook/rocksdb,ryneli/rocksdb,vmx/rocksdb,hobinyoon/rocksdb,facebook/rocksdb,SunguckLee/RocksDB,ryneli/rocksdb,vmx/rocksdb,wat-ze-hex/rocksdb,OverlordQ/rocksdb,ryneli/rocksdb,jalexanderqed/rocksdb,jalexanderqed/rocksdb,tsheasha/rocksdb,wenduo/rocksdb,bbiao/rocksdb,Andymic/rocksdb,hobinyoon/rocksdb,wenduo/rocksdb,OverlordQ/rocksdb,OverlordQ/rocksdb,tsheasha/rocksdb,wat-ze-hex/rocksdb,ryneli/rocksdb,vmx/rocksdb,norton/rocksdb,hobinyoon/rocksdb,Andymic/rocksdb,tsheasha/rocksdb,wat-ze-hex/rocksdb,facebook/rocksdb,vmx/rocksdb,OverlordQ/rocksdb,OverlordQ/rocksdb,SunguckLee/RocksDB,hobinyoon/rocksdb,facebook/rocksdb,Andymic/rocksdb,hobinyoon/rocksdb,wenduo/rocksdb,norton/rocksdb,tsheasha/rocksdb,wat-ze-hex/rocksdb,hobinyoon/rocksdb,facebook/rocksdb,SunguckLee/RocksDB,vmx/rocksdb,Andymic/rocksdb,Andymic/rocksdb,norton/rocksdb,wenduo/rocksdb,tsheasha/rocksdb,jalexanderqed/rocksdb,facebook/rocksdb,SunguckLee/RocksDB,bbiao/rocksdb,SunguckLee/RocksDB,norton/rocksdb,bbiao/rocksdb,SunguckLee/RocksDB,vmx/rocksdb,OverlordQ/rocksdb,wenduo/rocksdb,facebook/rocksdb,bbiao/rocksdb,hobinyoon/rocksdb,Andymic/rocksdb,bbiao/rocksdb,norton/rocksdb,tsheasha/rocksdb,facebook/rocksdb,SunguckLee/RocksDB,tsheasha/rocksdb,bbiao/rocksdb,wenduo/rocksdb,norton/rocksdb,wat-ze-hex/rocksdb,Andymic/rocksdb,wenduo/rocksdb,tsheasha/rocksdb,ryneli/rocksdb,SunguckLee/RocksDB,vmx/rocksdb,wat-ze-hex/rocksdb,hobinyoon/rocksdb,jalexanderqed/rocksdb,bbiao/rocksdb,ryneli/rocksdb,bbiao/rocksdb,vmx/rocksdb,wenduo/rocksdb,jalexanderqed/rocksdb