ci: modify the setup to limit tf to 2.15 as 2.16 breaks a lot of things

setup.cfg

@@ -41,10 +41,10 @@ commands =
 deps = 
 	pytest
 	pytest-cov
-	tf21: tensorflow ~= 2.2.0
-	tf25: tensorflow ~= 2.5.0
-	tf28: tensorflow ~= 2.8.0
-	tf211: tensorflow ~= 2.11.0
+	tf21: tensorflow ~= 2.2.0,<2.16
+	tf25: tensorflow ~= 2.5.0,<2.16
+	tf28: tensorflow ~= 2.8.0,<2.16
+	tf211: tensorflow ~= 2.11.0,<2.16
 	-rrequirements.txt
 commands = 
 	pytest --cov=xplique --ignore=xplique/wrappers/pytorch.py --ignore=tests/wrappers/test_pytorch_wrapper.py --ignore=tests/concepts/test_craft_torch.py {posargs}
@@ -53,9 +53,9 @@ commands =
 deps = 
 	pytest
 	pytest-cov
-	tf25: tensorflow ~= 2.5.0
-	tf28: tensorflow ~= 2.8.0
-	tf211: tensorflow ~= 2.11.0
+	tf25: tensorflow ~= 2.5.0,<2.16
+	tf28: tensorflow ~= 2.8.0,<2.16
+	tf211: tensorflow ~= 2.11.0,<2.16
 	torch111: torch == 1.11.0
 	torch113: torch == 1.13.0
 	torch200: torch

setup.py

@@ -12,7 +12,7 @@
     author="Thomas FEL",
     author_email="[email protected]",
     license="MIT",
-    install_requires=['tensorflow>=2.1.0', 'numpy', 'scikit-learn', 'scikit-image',
+    install_requires=['tensorflow>=2.1.0,<2.16.0', 'numpy', 'scikit-learn', 'scikit-image',
                       'matplotlib', 'scipy', 'opencv-python', 'deprecated'],
     extras_require={
         "tests": ["pytest", "pylint"],