Fix rocksdb include definitions

Summary:
composite_env_wrapper.h and fault_injection_fs.h are not
public RocksDB APIs. They should not start with "rocksdb/" include
definitions. This diff fixes it.

Reviewed By: pdillinger

Differential Revision: D41090954

fbshipit-source-id: 1fd5cd3

Author: Yoshinori Matsunobu

storage/rocksdb/ha_rocksdb.cc

@@ -63,7 +63,7 @@
 #include "rocksdb/compaction_filter.h"
 #include "rocksdb/compaction_job_stats.h"
 #include "rocksdb/env.h"
-#include "rocksdb/env/composite_env_wrapper.h"
+#include "env/composite_env_wrapper.h"
 #include "rocksdb/memory_allocator.h"
 #include "rocksdb/persistent_cache.h"
 #include "rocksdb/rate_limiter.h"
@@ -72,7 +72,7 @@
 #include "rocksdb/trace_reader_writer.h"
 #include "rocksdb/utilities/checkpoint.h"
 #include "rocksdb/utilities/convenience.h"
-#include "rocksdb/utilities/fault_injection_fs.h"
+#include "utilities/fault_injection_fs.h"
 #include "rocksdb/utilities/memory_util.h"
 #include "rocksdb/utilities/sim_cache.h"
 #include "rocksdb/utilities/write_batch_with_index.h"