Bump ccxt from 1.30.2 to 1.30.31

Bumps [ccxt](https://github.com/ccxt/ccxt) from 1.30.2 to 1.30.31.
- [Release notes](https://github.com/ccxt/ccxt/releases)
- [Changelog](https://github.com/ccxt/ccxt/blob/master/doc/exchanges-by-country.rst)
- [Commits](https://github.com/ccxt/ccxt/compare/1.30.2...1.30.31)

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

requirements-common.txt

@@ -1,6 +1,6 @@
 # requirements without requirements installable via conda
 # mainly used for Raspberry pi installs
-ccxt==1.30.2
+ccxt==1.30.31
 SQLAlchemy==1.3.17
 python-telegram-bot==12.7
 arrow==0.15.6