fix: info tools again generates info for nested sources

[quintesse]

Fixes #1425

Tests didn't check for this, now they do.

[codecov]

Codecov Report

Merging #1426 (b5f6ace) into main (7fb1f78) will increase coverage by 0.01%.
The diff coverage is 100.00%.

@@             Coverage Diff              @@
##               main    #1426      +/-   ##
============================================
+ Coverage     57.33%   57.35%   +0.01%     
  Complexity     1218     1218              
============================================
  Files           104      104              
  Lines          6315     6317       +2     
  Branches       1035     1035              
============================================
+ Hits           3621     3623       +2     
  Misses         2209     2209              
  Partials        485      485              

Flag	Coverage Δ
Linux	56.16% <100.00%> (+0.01%)	⬆️
Windows	56.75% <100.00%> (+0.01%)	⬆️

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Impacted Files	Coverage Δ
src/main/java/dev/jbang/cli/Info.java	60.46% <100.00%> (+0.94%)	⬆️

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