Bump pycoingecko from 2.1.0 to 2.2.0

Bumps [pycoingecko](https://github.com/man-c/pycoingecko) from 2.1.0 to 2.2.0.
- [Release notes](https://github.com/man-c/pycoingecko/releases)
- [Changelog](https://github.com/man-c/pycoingecko/blob/master/CHANGELOG.md)
- [Commits](https://github.com/man-c/pycoingecko/commits)

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

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

requirements.txt

@@ -16,7 +16,7 @@ jsonschema==3.2.0
 TA-Lib==0.4.20
 technical==1.3.0
 tabulate==0.8.9
-pycoingecko==2.1.0
+pycoingecko==2.2.0
 jinja2==3.0.1
 tables==3.6.1
 blosc==1.10.4