[utils] Fix GitHub-reported prototype pollution vulnerability in `deepmerge`#41652

Merged

Janpot merged 3 commits intomui:nextfrom tjcouch-sil:fix-prototype-pollution

May 27, 2024

+58-10

Commits on Mar 25, 2024

Fixed github-reported prototype pollution vulnerability
tjcouch-sil
committed

Commits on May 22, 2024

Reworked deepmerge's prototype pollution check to use Object.prototype.hasOwnProperty
tjcouch-sil
committed

Commits on May 23, 2024

Added positive assertions to tests
tjcouch-sil
committed