Update vendored libs

vendor/github.com/DataDog/zstd/zstd_decompress_block.h

@@ -1,6 +1,5 @@
-#ifndef USE_EXTERNAL_ZSTD
 /*
- * Copyright (c) Meta Platforms, Inc. and affiliates.
+ * Copyright (c) 2016-present, Yann Collet, Facebook, Inc.
  * All rights reserved.
  *
  * This source code is licensed under both the BSD-style license (found in the
@@ -16,7 +15,7 @@
 /*-*******************************************************
  *  Dependencies
  *********************************************************/
-#include "zstd_deps.h"   /* size_t */
+#include <stddef.h>   /* size_t */
 #include "zstd.h"    /* DCtx, and some public functions */
 #include "zstd_internal.h"  /* blockProperties_t, and some public functions */
 #include "zstd_decompress_internal.h"  /* ZSTD_seqSymbol */
@@ -34,12 +33,6 @@
  */
 
 
- /* Streaming state is used to inform allocation of the literal buffer */
-typedef enum {
-    not_streaming = 0,
-    is_streaming = 1
-} streaming_operation;
-
 /* ZSTD_decompressBlock_internal() :
  * decompress block, starting at `src`,
  * into destination buffer `dst`.
@@ -48,29 +41,19 @@ typedef enum {
  */
 size_t ZSTD_decompressBlock_internal(ZSTD_DCtx* dctx,
                                void* dst, size_t dstCapacity,
-                         const void* src, size_t srcSize, const streaming_operation streaming);
+                         const void* src, size_t srcSize, const int frame);
 
 /* ZSTD_buildFSETable() :
  * generate FSE decoding table for one symbol (ll, ml or off)
  * this function must be called with valid parameters only
  * (dt is large enough, normalizedCounter distribution total is a power of 2, max is within range, etc.)
  * in which case it cannot fail.
- * The workspace must be 4-byte aligned and at least ZSTD_BUILD_FSE_TABLE_WKSP_SIZE bytes, which is
- * defined in zstd_decompress_internal.h.
  * Internal use only.
  */
 void ZSTD_buildFSETable(ZSTD_seqSymbol* dt,
              const short* normalizedCounter, unsigned maxSymbolValue,
-             const U32* baseValue, const U8* nbAdditionalBits,
-                   unsigned tableLog, void* wksp, size_t wkspSize,
-                   int bmi2);
-
-/* Internal definition of ZSTD_decompressBlock() to avoid deprecation warnings. */
-size_t ZSTD_decompressBlock_deprecated(ZSTD_DCtx* dctx,
-                            void* dst, size_t dstCapacity,
-                      const void* src, size_t srcSize);
+             const U32* baseValue, const U32* nbAdditionalBits,
+                   unsigned tableLog);
 
 
 #endif /* ZSTD_DEC_BLOCK_H */
-
-#endif /* USE_EXTERNAL_ZSTD */