remove Ops.UNROLL and Ops.CONTRACT [PR]

[chenyuxyz]

No description provided.

[github-actions]

Changes

Name                                 Lines    Diff    Tokens/Line    Diff
---------------------------------  -------  ------  -------------  ------
tinygrad/uop/ops.py                   1400      -2           16.8    -0.0
tinygrad/codegen/__init__.py           338      +4           17.8    -0.0
tinygrad/uop/symbolic.py               313      +0           28.0    -0.0
tinygrad/codegen/opt/postrange.py      293      -3           17.0    -0.2
tinygrad/uop/spec.py                   140      -3           25.6    -0.2
tinygrad/uop/render.py                 124      -1           26.5    -0.1


total lines changes: -5