Remove spring dependencies from internal code

[klboke]

The internal core code cannot couple Spring's dependencies, which results in limited functionality in pure Java API mode

[JaredTan95]

LGTM

[codecov-commenter]

Codecov Report

Merging #3937 (065f91a) into master (f909b8d) will increase coverage by 0.02%.
The diff coverage is 0.00%.

@@             Coverage Diff              @@
##             master    #3937      +/-   ##
============================================
+ Coverage     50.81%   50.84%   +0.02%     
  Complexity     2468     2468              
============================================
  Files           475      475              
  Lines         14608    14608              
  Branches       1523     1523              
============================================
+ Hits           7423     7427       +4     
+ Misses         6655     6651       -4     
  Partials        530      530              

Impacted Files	Coverage Δ
...trip/framework/apollo/internals/DefaultConfig.java	78.99% <0.00%> (-0.85%)	⬇️
...mework/apollo/portal/component/PortalSettings.java	65.62% <0.00%> (+7.81%)	⬆️

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