Add a new class that can extract files from a classloader classpath

[uhafner]

The new ResourceExtractor supports both class loaders that use Jar files (deployed components) or folders (classes in development environment or Maven build).

[lgtm-com]

This pull request introduces 1 alert when merging c41d89c into d23b1f9 - view on LGTM.com

new alerts:

• 1 for Arbitrary file write during archive extraction ("Zip Slip")

[codecov-commenter]

Codecov Report

Merging #554 (ccaad24) into main (d23b1f9) will increase coverage by 0.71%.
The diff coverage is 91.30%.

@@             Coverage Diff              @@
##               main     #554      +/-   ##
============================================
+ Coverage     89.83%   90.54%   +0.71%     
- Complexity       98      109      +11     
============================================
  Files             9       10       +1     
  Lines           354      423      +69     
  Branches         50       59       +9     
============================================
+ Hits            318      383      +65     
- Misses           29       32       +3     
- Partials          7        8       +1     

Impacted Files	Coverage Δ
...ain/java/edu/hm/hafner/util/ResourceExtractor.java	91.30% <91.30%> (ø)
...ava/edu/hm/hafner/util/NoSuchElementException.java	100.00% <0.00%> (+100.00%)	⬆️

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