Bump ipython from 7.8.0 to 7.16.3 in /mobilecoind/strategies (#1333)

Bumps [ipython](https://github.com/ipython/ipython) from 7.8.0 to 7.16.3.
- [Release notes](https://github.com/ipython/ipython/releases)
- [Commits](ipython/ipython@7.8.0...7.16.3)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

mobilecoind/strategies/requirements.txt

@@ -6,7 +6,7 @@ decorator==4.4.0
 grpcio==1.24.1
 grpcio-tools==1.24.1
 ipdb==0.12.2
-ipython==7.8.0
+ipython==7.16.3
 ipython-genutils==0.2.0
 jedi==0.15.1
 parso==0.5.1