document how to use vim.plug

[bartman]

No description provided.

[codecov-commenter]

⚠️ Please install the to ensure uploads and comments are reliably processed by Codecov.

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 77.59%. Comparing base (105222b) to head (a431bb9).
⚠️ Report is 1 commits behind head on master.
❗ Your organization needs to install the Codecov GitHub app to enable full functionality.

Additional details and impacted files

@@           Coverage Diff           @@
##           master      #61   +/-   ##
=======================================
  Coverage   77.59%   77.59%           
=======================================
  Files          18       18           
  Lines         799      799           
  Branches      150      150           
=======================================
  Hits          620      620           
  Misses        179      179           

Flag	Coverage Δ
unittests	77.59% <ø> (ø)

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

---

Continue to review full report in Codecov by Sentry.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 105222b...a431bb9. Read the comment docs.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.