Upgrade flake8 and pytest

Author: opatrascoiu

requirements.testing.txt

@@ -1,5 +1,5 @@
-pytest>=7.1.2 # framework that makes it easy to write small tests
+pytest>=8.3.3 # framework that makes it easy to write small tests
 pytest-cov>=3.0.0 # allows generation of coverage reports with pytest
 
 pylint>=2.14.5 # checks style, syntax and other useful errors
-flake8>=4.0.1 # checks style, syntax and other useful errors
+flake8>=7.1.2 # checks style, syntax and other useful errors