readuce svg file size

[pingan1927]

fix issue #1176

First of all, thanks for your contribution! :-)

Please makes sure these boxes are checked before submitting your PR, thank you!

• Make sure you follow antd's code convention.
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[mention-bot]

@pingan1927, thanks for your PR! By analyzing the history of the files in this pull request, we identified @warmhug to be a potential reviewer.

[codecov]

Codecov Report

Merging #1220 into master will increase coverage by <.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1220      +/-   ##
==========================================
+ Coverage   69.76%   69.77%   +<.01%     
==========================================
  Files         218      218              
  Lines        4131     4129       -2     
  Branches     1218     1217       -1     
==========================================
- Hits         2882     2881       -1     
+ Misses       1248     1247       -1     
  Partials        1        1

Flag	Coverage Δ
#rn	72.02% <ø> (ø)	⬆️
#web	67.43% <ø> (+0.01%)	⬆️

Impacted Files	Coverage Δ
components/search-bar/index.web.tsx	54.73% <0%> (+0.09%)	⬆️

---

Continue to review full report at Codecov.

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Δ = absolute <relative> (impact), ø = not affected, ? = missing data
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[codecov]

Codecov Report

Merging #1220 into master will increase coverage by <.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1220      +/-   ##
==========================================
+ Coverage   69.76%   69.77%   +<.01%     
==========================================
  Files         218      218              
  Lines        4131     4129       -2     
  Branches     1218     1217       -1     
==========================================
- Hits         2882     2881       -1     
+ Misses       1248     1247       -1     
  Partials        1        1

Flag	Coverage Δ
#rn	72.02% <ø> (ø)	⬆️
#web	67.43% <ø> (+0.01%)	⬆️

Impacted Files	Coverage Δ
components/search-bar/index.web.tsx	54.73% <0%> (+0.09%)	⬆️

---

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 07649b4...66d15a9. Read the comment docs.

[paranoidjk]

不只icon下面有，看下svg.config.j s

[paranoidjk]

这个先合掉了，其他的我晚上来改掉