Fix: support alpha array for RGB images in imshow (closes #26092)#30111

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Vaishnavi-Raghupathi wants to merge 2 commits intomatplotlib:mainfrom

Vaishnavi-Raghupathi:fix-rgb-alpha

Commits on May 26, 2025

ENH: Dynamically resize symbol tables (max 6 columns)
Vaishnavi-Raghupathi
committed
ENH: Apply alpha array to RGB images in imshow (Fix #26092)
Vaishnavi-Raghupathi
committed