Bump zstd from 1.5.0.2 to 1.5.4.0 in /cramjam-python

Bumps [zstd](https://github.com/sergey-dryabzhinsky/python-zstd) from 1.5.0.2 to 1.5.4.0.
- [Release notes](https://github.com/sergey-dryabzhinsky/python-zstd/releases)
- [Commits](sergey-dryabzhinsky/python-zstd@v1.5.0.2...v1.5.4.0)

---
updated-dependencies:
- dependency-name: zstd
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

cramjam-python/benchmark-requirements.txt

@@ -2,7 +2,7 @@ pytest-benchmark==4.0.0
 python-snappy==0.5.4
 lz4==3.1.0
 brotlipy==0.7.0
-zstd==1.5.0.2
+zstd==1.5.4.0
 isal==0.11.1
 numpy
 memory-profiler