Trivial cleanups

[fingolfin]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 75.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 84.66%. Comparing base (adbd340) to head (df5b263).
Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
src/Rings/mpolyquo-localizations.jl	66.66%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #4130   +/-   ##
=======================================
  Coverage   84.66%   84.66%           
=======================================
  Files         626      626           
  Lines       84319    84319           
=======================================
  Hits        71385    71385           
  Misses      12934    12934           

Files with missing lines	Coverage Δ
src/Rings/mpoly-graded.jl	91.44% <100.00%> (ø)
src/Rings/mpolyquo-localizations.jl	72.91% <66.66%> (ø)