feat: improve code golangci config

[houseme]

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[codecov]

Codecov Report

Merging #765 (0a654b0) into main (a0d0862) will increase coverage by 0.00%.
The diff coverage is 42.10%.

@@           Coverage Diff           @@
##             main     #765   +/-   ##
=======================================
  Coverage   56.61%   56.61%           
=======================================
  Files         159      159           
  Lines       28978    28978           
=======================================
+ Hits        16405    16406    +1     
- Misses      10395    10397    +2     
+ Partials     2178     2175    -3     

Impacted Files	Coverage Δ
cache/instance.go	74.55% <ø> (ø)
config/config_file.go	45.79% <ø> (-0.12%)	⬇️
store/boltdb/user.go	58.56% <ø> (ø)
store/sqldb/default.go	72.12% <ø> (ø)
store/sqldb/instance.go	51.38% <0.00%> (ø)
service/routing_config_v1tov2.go	33.80% <25.00%> (ø)
service/routing_config_v2.go	50.71% <30.00%> (ø)
store/boltdb/service.go	55.94% <58.33%> (+0.31%)	⬆️
cache/namespace.go	76.92% <100.00%> (ø)
config/resource_listener.go	87.87% <100.00%> (-0.36%)	⬇️
... and 7 more

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[chuntaojun]

这里保留为120吧