example: add another nested example

[smyrick]

Add more example that don't require the bean factory

[codecov]

Codecov Report

Merging #239 into master will increase coverage by <.01%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master     #239      +/-   ##
============================================
+ Coverage     98.28%   98.29%   +<.01%     
  Complexity      178      178              
============================================
  Files            57       57              
  Lines           583      585       +2     
  Branches        103      103              
============================================
+ Hits            573      575       +2     
  Misses            4        4              
  Partials          6        6

Impacted Files	Coverage Δ	Complexity Δ
.../com/expedia/graphql/hooks/SchemaGeneratorHooks.kt	100% <0%> (ø)	0% <0%> (ø)	⬇️
...otlin/com/expedia/graphql/generator/TypeBuilder.kt	100% <0%> (ø)	19% <0%> (ø)	⬇️

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