Bump scipy from 1.4.1 to 1.5.0

Bumps [scipy](https://github.com/scipy/scipy) from 1.4.1 to 1.5.0.
- [Release notes](https://github.com/scipy/scipy/releases)
- [Commits](https://github.com/scipy/scipy/compare/v1.4.1...v1.5.0)

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

requirements-hyperopt.txt

@@ -2,7 +2,7 @@
 -r requirements.txt
 
 # Required for hyperopt
-scipy==1.4.1
+scipy==1.5.0
 scikit-learn==0.23.1
 scikit-optimize==0.7.4
 filelock==3.0.12