Fix tests on master (and set Unitful version number to 1.4.1)

[sostock]

This adapts the tests to the new type parameter printing (JuliaLang/julia#37085) and changes the version number to a new patch release (1.4.1).

[codecov-commenter]

Codecov Report

Merging #380 into master will increase coverage by 2.99%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #380      +/-   ##
==========================================
+ Coverage   80.33%   83.33%   +2.99%     
==========================================
  Files          15       15              
  Lines        1195     1284      +89     
==========================================
+ Hits          960     1070     +110     
+ Misses        235      214      -21     

Impacted Files	Coverage Δ
src/Unitful.jl	100.00% <0.00%> (ø)
src/quantities.jl	94.11% <0.00%> (+0.52%)	⬆️
src/user.jl	95.73% <0.00%> (+0.69%)	⬆️
src/fastmath.jl	84.50% <0.00%> (+1.96%)	⬆️
src/utils.jl	95.34% <0.00%> (+2.32%)	⬆️
src/types.jl	92.00% <0.00%> (+2.63%)	⬆️
src/conversion.jl	86.56% <0.00%> (+2.69%)	⬆️
src/promotion.jl	43.47% <0.00%> (+3.47%)	⬆️
src/units.jl	86.48% <0.00%> (+3.60%)	⬆️
src/logarithm.jl	70.00% <0.00%> (+3.92%)	⬆️
... and 3 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 99ceb37...de4cbf1. Read the comment docs.