Exclude incompatible options in test

Summary:
options.enable_pipelined_write and options.concurrent_prepare are incompatible and should not be set together.
Closes https://github.com/facebook/rocksdb/pull/2875

Differential Revision: D5818358

Pulled By: maysamyabandeh

fbshipit-source-id: dad862508f00817ab302f8b61729accf38315fb8

db/write_callback_test.cc

@@ -137,6 +137,11 @@ TEST_F(WriteCallbackTest, WriteWithCallbackTest) {
               options.allow_concurrent_memtable_write = allow_parallel;
               options.enable_pipelined_write = enable_pipelined_write;
               options.concurrent_prepare = two_queues;
+              if (options.enable_pipelined_write &&
+                  options.concurrent_prepare) {
+                // This combination is not supported
+                continue;
+              }
 
               ReadOptions read_options;
               DB* db;