Upstream TensorFlow=2.4.0 build filtered out as it requires AVX2 instruction set support which is not available

The upstream TensorFlow release available on PyPI in version 2.4.0 causes core dump on tensorflow import when run on a non-AVX2 enabled CPU.

Issue description

TensorFlow==2.4.0 builds available on PyPI are accidentally built with AVX2 instruction set support. If TensorFlow is run on a CPU which is not AVX2 enabled, it core dumps on the package import.

>>> import tensorflow
Illegal instruction (core dumped)

Affected packages:


## Issue fix

Resolver will try to come up with a different resolution path so that TensorFlow==2.4.0 will not be part of the resolved software stack.

Pipeline units

Recommendation types

See this document that describes recommendation types listed.