Only run the inert middleware when the properties have been changed

[agubler]

Type: bug

The following has been addressed in the PR:

• There is a related issue
• All code has been formatted with prettier as per the readme code style guidelines
• Unit or Functional tests are included in the PR

Description:

This only adds/removes the inert properties to the node when the options have changed when calling the middleware

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[codecov]

Codecov Report

Merging #888 (6eae475) into master (ad9f5e4) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master     #888   +/-   ##
=======================================
  Coverage   94.53%   94.54%           
=======================================
  Files         127      127           
  Lines        8113     8119    +6     
  Branches     1894     1895    +1     
=======================================
+ Hits         7670     7676    +6     
  Misses        443      443           

Impacted Files	Coverage Δ
src/core/middleware/inert.ts	97.50% <100.00%> (+0.44%)	⬆️

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