Bump importlib-metadata from 3.4.0 to 3.7.0

Bumps [importlib-metadata](https://github.com/python/importlib_metadata) from 3.4.0 to 3.7.0.
- [Release notes](https://github.com/python/importlib_metadata/releases)
- [Changelog](https://github.com/python/importlib_metadata/blob/main/CHANGES.rst)
- [Commits](https://github.com/python/importlib_metadata/compare/v3.4.0...v3.7.0)

requirements.txt

@@ -5,7 +5,7 @@ dios==0.6.0
 dtw==1.4.0
 kiwisolver==1.3.1
 llvmlite==0.35.0
-importlib-metadata==3.4.0
+importlib-metadata==3.7.0
 joblib==1.0.0
 matplotlib==3.3.4
 mlxtend==0.18.0