Update ipython requirement from ==8.6.* to ==8.7.* in /requirements

Updates the requirements on [ipython](https://github.com/ipython/ipython) to permit the latest version.
- [Release notes](https://github.com/ipython/ipython/releases)
- [Commits](ipython/ipython@8.6.0...8.7.0)

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

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

requirements/requirements.txt

@@ -9,7 +9,7 @@ tqdm==4.64.*
 Pillow==9.3.*
 pathvalidate>=2.5.0
 simplejson==3.18.*
-ipython==8.6.*
+ipython==8.7.*
 ote-sdk @ git+https://github.com/openvinotoolkit/training_extensions/@releases/v0.3.1-geti1.0.0#egg=ote-sdk&subdirectory=ote_sdk
 openvino==2022.2.0
 openmodelzoo-modelapi @ git+https://github.com/openvinotoolkit/open_model_zoo/@releases/2022/SCv1.1#egg=openmodelzoo-modelapi&subdirectory=demos/common/python