Update bundled zstd library

cmake/BuildZSTD.cmake

 macro(zstd_build)
     add_library(zstd STATIC
-        third_party/zstd/lib/zstd_compress.c
-        third_party/zstd/lib/zstd_decompress.c
-        third_party/zstd/lib/zdict.c
-        third_party/zstd/lib/zbuff.c
-        third_party/zstd/lib/fse.c
-        third_party/zstd/lib/huff0.c
-        third_party/zstd/lib/divsufsort.c
+        third_party/zstd/lib/compress/zstd_compress.c
+        third_party/zstd/lib/decompress/zstd_decompress.c
     )
     set(ZSTD_LIBRARIES zstd)
-    set(ZSTD_INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/third_party/zstd/lib)
+    set(ZSTD_INCLUDE_DIRS
+	    ${CMAKE_CURRENT_SOURCE_DIR}/third_party/zstd/lib
+	    ${CMAKE_CURRENT_SOURCE_DIR}/third_party/zstd/lib/common)
+    target_include_directories(zstd PUBLIC ${ZSTD_INCLUDE_DIRS})
     find_package_message(ZSTD "Using bundled ZSTD"
         "${ZSTD_LIBRARIES}:${ZSTD_INCLUDE_DIRS}")
     add_dependencies(build_bundled_libs zstd)

zstd @ d7c6589d

-Subproject commit d0407789f6b926222ac83183010918b090cf163d
+Subproject commit d7c6589df8bfd0722579054532a0c588b9c17901