Fix: Remove unused fields

[localheinz]

This PR

• removes unused fields from NormalizePlugin

[codecov]

Codecov Report

Merging #202 into 1.x will increase coverage by 0.31%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##                1.x     #202      +/-   ##
============================================
+ Coverage     32.52%   32.84%   +0.31%     
  Complexity       42       42              
============================================
  Files             3        3              
  Lines           206      204       -2     
============================================
  Hits             67       67              
+ Misses          139      137       -2

Impacted Files	Coverage Δ	Complexity Δ
src/NormalizePlugin.php	0% <ø> (ø)	3 <0> (ø)	⬇️

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