chore(deps): bump ta-lib from 0.6.5 to 0.6.6

Bumps [ta-lib](https://github.com/ta-lib/ta-lib-python) from 0.6.5 to 0.6.6.
- [Release notes](https://github.com/ta-lib/ta-lib-python/releases)
- [Changelog](https://github.com/TA-Lib/ta-lib-python/blob/master/CHANGELOG)
- [Commits](https://github.com/ta-lib/ta-lib-python/compare/v0.6.5...v0.6.6)

---
updated-dependencies:
- dependency-name: ta-lib
  dependency-version: 0.6.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements.txt

@@ -6,7 +6,7 @@ bottleneck==1.5.0
 numexpr==2.11.0
 # Indicator libraries
 ft-pandas-ta==0.3.15
-ta-lib==0.6.5
+ta-lib==0.6.6
 technical==1.5.3
 
 ccxt==4.5.2