Bump numpy from 1.16.3 to 1.22.0 in /Deployment/rnn_app (#21)

Bumps [numpy](https://github.com/numpy/numpy) from 1.16.3 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@v1.16.3...v1.22.0)

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

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Author: dependabot[bot]

Deployment/rnn_app/requirements.txt

@@ -1,4 +1,4 @@
-numpy==1.16.3
+numpy==1.22.0
 pandas==0.24.2
 
 requests==2.22.0