fix load balance endpoints registrations for connector.

[cybwan]

Description:
fix load balance endpoints registrations for connector.

Testing done:
Done

Affected area:

Functional Area
New Functionality	[ ]
CI System	[ ]
CLI Tool	[ ]
Certificate Management	[ ]
Control Plane	[ ]
Demo	[ ]
Documentation	[ ]
Egress	[ ]
Ingress	[ ]
Install	[ ]
Networking	[ ]
Observability	[ ]
Performance	[ ]
SMI Policy	[ ]
Security	[ ]
Sidecar Injection	[ ]
Tests	[ ]
Upgrade	[ ]
Other	[x]

Please answer the following questions with yes/no.

1. Does this change contain code from or inspired by another project? no

2. Is this a breaking change? no

3. Has documentation corresponding to this change been updated in the fsm-docs repo (if applicable)? no

[codecov-commenter]

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Codecov Report

Attention: Patch coverage is 0% with 122 lines in your changes missing coverage. Please review.

Project coverage is 14.44%. Comparing base (cf56380) to head (591e23c).
Report is 110 commits behind head on release/v1.3.

Files	Patch %	Lines
pkg/connector/ctok/syncer.go	0.00%	58 Missing ⚠️
pkg/connector/ctok/job.go	0.00%	38 Missing ⚠️
pkg/connector/ktoc/source.go	0.00%	7 Missing ⚠️
pkg/connector/provider/eureka.go	0.00%	5 Missing ⚠️
pkg/connector/cli/flags.go	0.00%	4 Missing ⚠️
cmd/fsm-connector/fsm-connector.go	0.00%	3 Missing ⚠️
pkg/connector/cache.go	0.00%	2 Missing ⚠️
pkg/connector/ctok/endpoint.go	0.00%	2 Missing ⚠️
pkg/connector/provider/nacos.go	0.00%	2 Missing ⚠️
pkg/connector/cli/sync.go	0.00%	1 Missing ⚠️

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Additional details and impacted files

@@                Coverage Diff                @@
##           release/v1.3     #322       +/-   ##
=================================================
- Coverage         46.81%   14.44%   -32.37%     
=================================================
  Files               199      761      +562     
  Lines             15239    51136    +35897     
=================================================
+ Hits               7134     7388      +254     
- Misses             8059    43579    +35520     
- Partials             46      169      +123     

Flag	Coverage Δ
unittests	14.44% <0.00%> (-32.37%)	⬇️

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