optimize: add link of script in document

[helloworlde]

Ⅰ. Describe what this PR did

Ⅱ. Does this pull request fix one issue?

Ⅲ. Why don't you add test cases (unit test/integration test)?

Ⅳ. Describe how to verify it

Ⅴ. Special notes for reviews

[codecov-io]

Codecov Report

Merging #2422 into develop will increase coverage by 0.00%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             develop    #2422   +/-   ##
==========================================
  Coverage      51.81%   51.81%           
  Complexity      2698     2698           
==========================================
  Files            517      517           
  Lines          16764    16764           
  Branches        2028     2028           
==========================================
+ Hits            8686     8687    +1     
+ Misses          7269     7267    -2     
- Partials         809      810    +1     

Impacted Files	Coverage Δ	Complexity Δ
...o/seata/server/coordinator/DefaultCoordinator.java	54.35% <0.00%> (-0.52%)	30.00% <0.00%> (+1.00%)	⬇️
...in/java/io/seata/server/session/GlobalSession.java	84.00% <0.00%> (-0.45%)	72.00% <0.00%> (-1.00%)
...server/store/file/FileTransactionStoreManager.java	57.46% <0.00%> (+0.95%)	29.00% <0.00%> (ø%)

[zjinlei]

LGTM

[objcoding]

1. Connection can be opened and positioned accurately.
2. md format is accurate.

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LGTM.

[jsbxyyx]

LGTM