Harris corner detection (#2064)

* Added Lstm example for stock predection

* Changes after review

* changes after build failed

* Add Kiera’s to requirements.txt

* requirements.txt: Add keras and tensorflow

* psf/black

* haris corner detection

* fixup! Format Python code with psf/black push

* changes after review

* changes after review

* fixup! Format Python code with psf/black push

Co-authored-by: Christian Clauss <cclauss@me.com>
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>