Linear algebra rewrites: Eig rewrite for diagonal and identity matrix#1994

Jasjeet-Singh-S wants to merge 4 commits intopymc-devs:v3pymc-devs/pytensor:v3from

Jasjeet-Singh-S:eig-diag-eye-rewriteJasjeet-Singh-S/pytensor:eig-diag-eye-rewriteCopy head branch name to clipboard