chore: add missing test dependencies

While packaging this module for Nix, I noticed during the tests that `flask` and `flask-compress` modules were missing from the `setup.py` file.

Author: drupol

setup.py

@@ -61,7 +61,7 @@ def report(*args):
 
 TUTORIALS_REQUIRES = INSIGHTS_REQUIRES + ["torchtext", "torchvision"]
 
-TEST_REQUIRES = ["pytest", "pytest-cov", "parameterized"]
+TEST_REQUIRES = ["pytest", "pytest-cov", "parameterized", "flask", "flask-compress"]
 
 DEV_REQUIRES = (
     INSIGHTS_REQUIRES