rocksdb_aux_lib.lib(rdb_sst_info.obj) : error LNK2001: unresolved
external symbol PSI_server
[D:\winx64-packages\build\storage\rocksdb\rocksdb.vcxproj]

rocksdb_aux_lib is an utility library used by standalone tools. These
won't have PSI_server.

FIxed by moving rdb_sst_info.* out of the library (as they do not seem
to be used by these standalone tools)