实例参数管理支持管理inception的参数

[hhyo]

本次修改需要扩充数据库类型，定义inception/goinception，这也是纠结是否需要合并的原因

• 使inception和goinception像mysql一样支持动态参数配置

均已更新演示环境

[codecov]

Codecov Report

Merging #221 into master will increase coverage by <.01%.
The diff coverage is 83.33%.

@@            Coverage Diff             @@
##           master     #221      +/-   ##
==========================================
+ Coverage   82.02%   82.03%   +<.01%     
==========================================
  Files          64       64              
  Lines        7824     7895      +71     
==========================================
+ Hits         6418     6477      +59     
- Misses       1406     1418      +12

Impacted Files	Coverage Δ
sql/views.py	41.84% <0%> (ø)	⬆️
sql/engines/__init__.py	54.54% <0%> (-6.68%)	⬇️
sql/engines/tests.py	99.75% <100%> (ø)	⬆️
sql/utils/resource_group.py	75% <100%> (+1.92%)	⬆️
sql/instance.py	43.94% <100%> (ø)	⬆️
sql/models.py	94.8% <100%> (ø)	⬆️
sql/engines/inception.py	88.62% <81.25%> (-0.86%)	⬇️
sql/engines/goinception.py	91.3% <82.35%> (-2.12%)	⬇️

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[LeoQuote]

感觉没有大毛病，如果你想的话，甚至可以从mysql继承，这样继承出来inception engine