Merge pull request freqtrade#12302 from freqtrade/dependabot/pip/develop/ccxt-4.5.6

chore(deps): bump ccxt from 4.5.5 to 4.5.6

Author: xmatthias

requirements.txt

@@ -7,7 +7,7 @@ ft-pandas-ta==0.3.15
 ta-lib==0.6.7
 technical==1.5.3
 
-ccxt==4.5.5
+ccxt==4.5.6
 cryptography==46.0.1
 aiohttp==3.12.15
 SQLAlchemy==2.0.43