fix[apollo-configService]: Solve configService startup exception

[klboke]

What's the purpose of this PR

fix[apollo-configService]: Solve configService startup exception

[codecov-commenter]

Codecov Report

Merging #3679 (b992dfb) into master (d60bf88) will increase coverage by 0.04%.
The diff coverage is 55.55%.

@@             Coverage Diff              @@
##             master    #3679      +/-   ##
============================================
+ Coverage     50.88%   50.93%   +0.04%     
- Complexity     2327     2331       +4     
============================================
  Files           449      449              
  Lines         14026    14034       +8     
  Branches       1426     1426              
============================================
+ Hits           7137     7148      +11     
+ Misses         6400     6398       -2     
+ Partials        489      488       -1     

Impacted Files	Coverage Δ	Complexity Δ
...rk/apollo/biz/eureka/ApolloEurekaClientConfig.java	64.28% <55.55%> (-2.39%)	5.00 <3.00> (+3.00)	⬇️
.../apollo/internals/RemoteConfigLongPollService.java	77.10% <0.00%> (-1.21%)	28.00% <0.00%> (-1.00%)
.../framework/apollo/spring/property/SpringValue.java	89.47% <0.00%> (+1.75%)	21.00% <0.00%> (+1.00%)
...rk/apollo/spring/property/SpringValueRegistry.java	88.88% <0.00%> (+5.55%)	11.00% <0.00%> (+1.00%)
...mework/apollo/portal/component/PortalSettings.java	65.62% <0.00%> (+7.81%)	5.00% <0.00%> (ø%)

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[github-actions]

CLA Assistant Lite bot All contributors have signed the CLA ✍️ ✅

[nobodyiam]

LGTM

[klboke]

I have read the CLA Document and I hereby sign the CLA

[klboke]

recheck