Bump ccxt from 2.4.60 to 2.5.46

Bumps [ccxt](https://github.com/ccxt/ccxt) from 2.4.60 to 2.5.46.
- [Release notes](https://github.com/ccxt/ccxt/releases)
- [Changelog](https://github.com/ccxt/ccxt/blob/master/exchanges.cfg)
- [Commits](https://github.com/ccxt/ccxt/compare/2.4.60...2.5.46)

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

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

requirements.txt

@@ -2,7 +2,7 @@ numpy==1.24.1
 pandas==1.5.2
 pandas-ta==0.3.14b
 
-ccxt==2.4.60
+ccxt==2.5.46
 # Pin cryptography for now due to rust build errors with piwheels
 cryptography==38.0.1; platform_machine == 'armv7l'
 cryptography==38.0.4; platform_machine != 'armv7l'