Bump scipy from 1.5.0 to 1.5.1 (#263)

Bumps [scipy](https://github.com/scipy/scipy) from 1.5.0 to 1.5.1.
- [Release notes](https://github.com/scipy/scipy/releases)
- [Commits](scipy/scipy@v1.5.0...v1.5.1)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Iaroslav Zeigerman <zeigerman.ia@gmail.com>

requirements-test.txt

@@ -14,5 +14,5 @@ pytest-cov==2.10.0
 
 # Other stuff
 numpy==1.18.5
-scipy==1.5.0
+scipy==1.5.1
 py-mini-racer==0.3.0