master
[internal] Prepare libraries for v9 stable release (#48206)
[material-ui][TimelineItem] Fix extra ::before spacing when TimelineOppositeContent is present (#46663)
[test] Remove `componentsProp` from `describeConformance` tests (#48142)
[core] Rename directories to match the new package names (#28185)
[material-ui] Use direct import from utils package (#40254)