Bump zstd to v1.5.5

Author: thewtex

README.md

@@ -43,13 +43,13 @@ npm test
 
 ## Building from source
 
-Compiled from https://github.com/facebook/zstd/tree/dev/contrib/single_file_libs, with the
+Compiled from https://github.com/facebook/zstd/tree/dev/build/single_file_libs, with the
 following steps:
 
 ```shell
 ./combine.sh -r ../../lib -o zstddeclib.c zstddeclib-in.c
-emcc zstddeclib.c -Oz -s EXPORTED_FUNCTIONS="['_ZSTD_decompress', '_ZSTD_findDecompressedSize', '_ZSTD_isError', '_malloc', '_free']" -s ALLOW_MEMORY_GROWTH=1 -s MALLOC=emmalloc -o zstddec.wasm
-base64 zstddec.wasm > zstddec.txt
+emcc zstddeclib.c -Oz -s EXPORTED_FUNCTIONS="['_ZSTD_decompress', '_ZSTD_findDecompressedSize', '_ZSTD_isError', '_malloc', '_free']"  -Wl,--no-entry -s STANDALONE_WASM=1 -s ALLOW_MEMORY_GROWTH=1 -s MALLOC=emmalloc -o zstddec.wasm
+base64 -w 0 zstddec.wasm > zstddec.txt
 ```
 
 The base64 string written to `zstddec.txt` is embedded as the `wasm` variable at the bottom