Bump numpy from 1.17.2 to 1.22.0 in /utils

Bumps [numpy](https://github.com/numpy/numpy) from 1.17.2 to 1.22.0.
- [Release notes](https://github.com/numpy/numpy/releases)
- [Changelog](https://github.com/numpy/numpy/blob/main/doc/HOWTO_RELEASE.rst)
- [Commits](numpy/numpy@v1.17.2...v1.22.0)

---
updated-dependencies:
- dependency-name: numpy
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

utils/requirements3.txt

@@ -3,7 +3,7 @@ lime==0.1.1.36
 scikit-learn==0.21.3 
 xlrd==1.2.0
 pandas==0.25.1
-numpy==1.17.2
+numpy==1.22.0
 seaborn==0.9.0
 namegenerator==1.0.6
 Flask==1.1.1

utils/requirements_s2i.txt

@@ -3,4 +3,4 @@ lime==0.1.1.36
 scikit-learn==0.21.3 
 xlrd==1.2.0
 pandas==0.25.1
-numpy==1.17.2
+numpy==1.22.0