Update requirements to exclude tensorflow-addons 0.12 until tested

Signed-off-by: Beat Buesser <[email protected]>

Author: Beat Buesser

requirements.txt

@@ -18,7 +18,7 @@ h5py==2.10.0
 # supported versions: (tensorflow==2.2.0 with keras==2.3.1) or (tensorflow==1.15.4 with keras==2.2.5)
 tensorflow>=1.15.4
 keras>=2.2.5
-tensorflow-addons>=0.11.2
+tensorflow-addons~=0.11.0
 mxnet==1.6.0
 --find-links https://download.pytorch.org/whl/torch_stable.html
 torch==1.6.0