fix: CWE 502 Deserialization of Untrusted Data + fix yaml list resource split

[manusa]

Fix vulnerability described in #122 (https://bugs.eclipse.org/bugs/show_bug.cgi?id=561261)

Refactor YamlUtil to fix multiple document Yaml file resource splitting.

[codecov]

Codecov Report

Merging #123 into master will increase coverage by 0.09%.
The diff coverage is 72.41%.

@@             Coverage Diff              @@
##             master     #123      +/-   ##
============================================
+ Coverage     24.51%   24.60%   +0.09%     
- Complexity     1470     1476       +6     
============================================
  Files           349      349              
  Lines         19239    19240       +1     
  Branches       2888     2889       +1     
============================================
+ Hits           4716     4734      +18     
+ Misses        13987    13973      -14     
+ Partials        536      533       -3     

Impacted Files	Coverage Δ	Complexity Δ
...g/eclipse/jkube/kit/common/util/ThorntailUtil.java	0.00% <0.00%> (ø)	0.00 <0.00> (ø)
...va/org/eclipse/jkube/kit/common/util/YamlUtil.java	73.43% <75.00%> (+25.89%)	16.00 <6.00> (+6.00)

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[rohanKanojia]

👍

[sonarcloud]

SonarCloud Quality Gate failed.

0 Bugs
0 Vulnerabilities (and 0 Security Hotspots to review)
0 Code Smells

76.9% Coverage
0.0% Duplication