fix:修复路由规则针对老SDK的不兼容下发问题

[chuntaojun]

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• Does not have any user-facing changes. This may include API changes, behavior changes, performance improvements, etc.

[polaris-test-bot]

2024-06-28 23:56:16: =========TEST START==========
2024-06-29 02:02:57: =========TEST START==========
2024-06-29 02:30:43: =========TEST START==========
2024-06-29 11:54:46: =========TEST START==========
2024-06-29 12:24:58: =========TEST START==========
2024-06-29 12:36:19: =========TEST START==========
2024-06-29 14:50:16: =========TEST START==========
2024-06-29 17:45:04: =========TEST START==========
2024-06-29 20:35:50: =========TEST START==========
2024-06-30 13:55:23: =========TEST START==========
2024-06-30 14:58:14: =========TEST START==========
2024-06-30 17:03:09: =========TEST START==========
2024-06-30 18:45:04: =========TEST START==========
2024-06-30 18:54:20: =========TEST START==========
2024-06-30 21:55:22: =========TEST START==========
2024-07-01 09:07:55: =========TEST START==========
2024-07-01 10:22:49: =========TEST START==========
2024-07-01 12:02:49: =========TEST START==========

[codecov]

Codecov Report

Attention: Patch coverage is 69.00000% with 62 lines in your changes missing coverage. Please review.

Project coverage is 56.93%. Comparing base (0cc8c88) to head (7edb49e).

Files	Patch %	Lines
service/service.go	45.83%	13 Missing ⚠️
service/service_contract.go	20.00%	9 Missing and 3 partials ⚠️
service/instance.go	56.00%	11 Missing ⚠️
service/service_alias.go	33.33%	8 Missing ⚠️
cache/service/router_rule_bucket.go	16.66%	4 Missing and 1 partial ⚠️
apiserver/nacosserver/core/storage.go	0.00%	3 Missing ⚠️
config/client.go	50.00%	3 Missing ⚠️
service/default.go	88.00%	2 Missing and 1 partial ⚠️
cache/service/router_rule.go	33.33%	2 Missing ⚠️
plugin/healthchecker/leader/peer.go	0.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1362      +/-   ##
==========================================
+ Coverage   53.59%   56.93%   +3.33%     
==========================================
  Files         212      212              
  Lines       41472    33707    -7765     
==========================================
- Hits        22227    19190    -3037     
+ Misses      16614    11952    -4662     
+ Partials     2631     2565      -66     

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