chore(deps): bump ccxt from 4.3.79 to 4.3.84

Bumps [ccxt](https://github.com/ccxt/ccxt) from 4.3.79 to 4.3.84.
- [Release notes](https://github.com/ccxt/ccxt/releases)
- [Changelog](https://github.com/ccxt/ccxt/blob/master/CHANGELOG.md)
- [Commits](ccxt/ccxt@4.3.79...4.3.84)

---
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==4.3.79
+ccxt==4.3.84
 cryptography==42.0.8; platform_machine == 'armv7l'
 cryptography==43.0.0; platform_machine != 'armv7l'
 aiohttp==3.10.4