feat: add less ~ import

[fupengl]

add less ~ import

[codecov]

Codecov Report

Merging #398 (c75a326) into master (118253e) will increase coverage by 0.30%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #398      +/-   ##
==========================================
+ Coverage   92.94%   93.25%   +0.30%     
==========================================
  Files          10       10              
  Lines         326      326              
  Branches      115      115              
==========================================
+ Hits          303      304       +1     
+ Misses         22       21       -1     
  Partials        1        1              

Impacted Files	Coverage Δ
src/less-loader.js	91.66% <ø> (+8.33%)	⬆️

---

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 118253e...c75a326. Read the comment docs.