Fix inconsistent requirements

Author: humzaiqbal

requirements-torch.txt

@@ -19,6 +19,7 @@ tqdm>=4.33.0
 
 # Internal models
 scikit-learn>=0.20.2
+"torch>=1.2.0"
 munkres>=1.0.6
 
 # LF dependency learning

requirements.txt

@@ -21,7 +21,6 @@ envdir = {env:TOX_INSTALL_DIR:{toxworkdir}/{envname}}
 # libraries for all testenvs
 deps =
     -rrequirements.txt
-    -rrequirements-torch.txt
     -rrequirements-pyspark.txt
 commands_pre = python -m spacy download en_core_web_sm
 commands = python -m pytest {posargs:-m 'not spark and not complex'}