docs: remove css keyframes scoping change from changelog (#45840)
docs: remove css keyframes scoping change from changelog (#45840)

remove the css keyframes scpoing change present in the changelog
since that commit has actually been reverted

PR Close #45840

JiaLiPassion/angular,JiaLiPassion/angular,gnomeontherun/angular,gkalpak/angular,angular/angular,gkalpak/angular,JiaLiPassion/angular,gnomeontherun/angular,gnomeontherun/angular,angular-indonesia/angular,gnomeontherun/angular,angular/angular,angular/angular,angular-indonesia/angular,angular-indonesia/angular,JiaLiPassion/angular,gkalpak/angular,angular-indonesia/angular,angular/angular,gkalpak/angular