docs(Glossary): remove the type prop

[layershifter]

Refs #374 and #421.

The type is reserved HTML attribute, we should update our docs because we have already made changes in our components.

I also removed positive and negative because these values aren't used anywhere in project.

[codecov]

Codecov Report

Merging #432 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #432   +/-   ##
=======================================
  Coverage   91.84%   91.84%           
=======================================
  Files          41       41           
  Lines        1337     1337           
  Branches      168      193   +25     
=======================================
  Hits         1228     1228           
  Misses        105      105           
  Partials        4        4

---

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 3d30c8b...78870de. Read the comment docs.