feature: Provides a tool for generating graphics that show the state machine execution path

[long187]

Ⅰ. Describe what this PR did

Provides a tool for generating graphics that show the state machine execution path

When diagnosing errors, we need to see the execution path of the state machine to find the failed node, preferably graphically

Ⅱ. Does this pull request fix one issue?

#1993

Ⅳ. Describe how to verify it

test/src/test/java/io/seata/saga/engine/db/mockserver/StateMachineDBMockServerTests.java

step one:

String graphJson = DesignerJsonTransformer.generateTracingGraphJson(stateMachineInstance);

step two:
copy graphJson value and replace data value of followen page

https://codesandbox.io/s/ggeditor-flow-registeredge-27vv0

const data = {
  nodes: [
  ],
  edges:[]
}

[codecov-io]

Codecov Report

Merging #1997 into develop will decrease coverage by 0.2%.
The diff coverage is 0%.

@@              Coverage Diff              @@
##             develop    #1997      +/-   ##
=============================================
- Coverage      55.55%   55.34%   -0.21%     
+ Complexity      2525     2521       -4     
=============================================
  Files            445      445              
  Lines          14848    14900      +52     
  Branches        1751     1765      +14     
=============================================
- Hits            8249     8247       -2     
- Misses          5837     5888      +51     
- Partials         762      765       +3

Impacted Files	Coverage Δ	Complexity Δ
...tatelang/parser/utils/DesignerJsonTransformer.java	55.08% <0%> (-24.92%)	24 <0> (ø)
...ource/sql/struct/cache/AbstractTableMetaCache.java	84.84% <0%> (-3.04%)	10% <0%> (-1%)
...in/java/io/seata/server/session/GlobalSession.java	84.54% <0%> (-0.49%)	67% <0%> (-1%)
...o/seata/server/coordinator/DefaultCoordinator.java	48.01% <0%> (-0.4%)	27% <0%> (-2%)
...very/registry/zk/ZookeeperRegisterServiceImpl.java	63.7% <0%> (+0.8%)	24% <0%> (ø)	⬇️

[slievrly]

LGTM

[lovepoem]

LGTM