ZSTD-DEBUG: Temporarily bypass custom allocator zstd_malloc

This commit uses ZSTD_createCCtx() instead of ZSTD_createCCtx_advanced()
to confirm that the custom allocator (zstd_malloc) is causing ASAN
failures in zloop testing.

This is a TEMPORARY DEBUG commit and must be replaced before merge.

Signed-off-by: Alexander Moch <mail@alexmoch.com>

Author: alex-moch

module/zstd/zfs_zstd.c

@@ -452,7 +452,7 @@ zfs_zstd_compress_impl(void *s_start, void *d_start, size_t s_len, size_t d_len,
 	ASSERT3U(d_len, <=, s_len);
 	ASSERT3U(zstd_level, !=, 0);
 
-	cctx = ZSTD_createCCtx_advanced(zstd_malloc);
+	cctx = ZSTD_createCCtx();
 
 	/*
 	 * Out of kernel memory, gently fall through - this will disable