Removing the unnecessary inputs due to the split between the base and raw parsers and calculations

[JPchico]

This is to remove the inputs that have become redundant due to the splitting of the raw and base parsers and calculations.

[sphuber]

Looks good thanks @JPchico

[codecov]

Codecov Report

Merging #82 (5a69516) into develop (a796cae) will decrease coverage by 0.22%.
The diff coverage is 77.77%.

@@             Coverage Diff             @@
##           develop      #82      +/-   ##
===========================================
- Coverage    89.11%   88.90%   -0.22%     
===========================================
  Files           19       19              
  Lines         1461     1451      -10     
===========================================
- Hits          1302     1290      -12     
- Misses         159      161       +2     

Flag	Coverage Δ
pytests	88.90% <77.77%> (-0.22%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
aiida_lammps/parsers/base.py	85.22% <0.00%> (-1.44%)	⬇️
aiida_lammps/calculations/base.py	96.35% <100.00%> (-0.90%)	⬇️