add plugin search

[dzhou121]

• Added an entry to CHANGELOG.md if this change could be valuable to users

[codecov-commenter]

Codecov Report

Merging #1645 (042286e) into master (2cb6001) will decrease coverage by 0.00%.
The diff coverage is 0.00%.

@@            Coverage Diff            @@
##           master   #1645      +/-   ##
=========================================
- Coverage    6.88%   6.87%   -0.01%     
=========================================
  Files         126     126              
  Lines       53110   53158      +48     
=========================================
  Hits         3655    3655              
- Misses      49455   49503      +48     

Impacted Files	Coverage Δ
lapce-data/src/command.rs	0.00% <ø> (ø)
lapce-data/src/data.rs	0.00% <0.00%> (ø)
lapce-data/src/document.rs	0.00% <0.00%> (ø)
lapce-data/src/plugin.rs	0.00% <0.00%> (ø)
lapce-ui/src/editor/view.rs	0.00% <0.00%> (ø)
lapce-ui/src/plugin.rs	0.00% <0.00%> (ø)
lapce-ui/src/tab.rs	0.00% <0.00%> (ø)
lapce-ui/src/app.rs	0.00% <0.00%> (ø)
lapce-data/src/proxy.rs	0.00% <0.00%> (ø)
... and 2 more

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