Update pytest requirement from ~=7.1.2 to ~=7.1.3 in /api

Updates the requirements on [pytest](https://github.com/pytest-dev/pytest) to permit the latest version.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](https://github.com/pytest-dev/pytest/compare/7.1.2...7.1.3)

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

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

api/requirements.txt

@@ -8,11 +8,11 @@ pyjwt==2.3.0
 apiflask==1.0.0
 flask-cors==3.0.10
 bcrypt==3.2.2
-pytest~=7.1.2
+pytest~=7.1.3
 pytest-cov
 marshmallow~=3.15.0
 faker~=13.11.0
-requests~=2.28.1
+requests~=2.27.1
 investpy~=1.0.8
 pandas~=1.4.2
 currencyconverter~=0.16.12