Bump ccxt from 4.3.50 to 4.3.54

Bumps [ccxt](https://github.com/ccxt/ccxt) from 4.3.50 to 4.3.54.
- [Release notes](https://github.com/ccxt/ccxt/releases)
- [Changelog](https://github.com/ccxt/ccxt/blob/master/CHANGELOG.md)
- [Commits](https://github.com/ccxt/ccxt/compare/4.3.50...4.3.54)

---
updated-dependencies:
- dependency-name: ccxt
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -4,7 +4,7 @@ bottleneck==1.4.0
 numexpr==2.10.1
 pandas-ta==0.3.14b
 
-ccxt==4.3.50
+ccxt==4.3.54
 cryptography==42.0.8
 aiohttp==3.9.5
 SQLAlchemy==2.0.31