fix(deps): update material-ui monorepo to ^6.4.8

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@mui/icons-material (source)	^6.4.7 -> ^6.4.8
@mui/material (source)	^6.4.7 -> ^6.4.8
@mui/system (source)	^6.4.7 -> ^6.4.8

---

Release Notes

mui/material-ui (@​mui/icons-material)

v6.4.8

Compare Source

mui/material-ui (@​mui/material)

v6.4.8

Compare Source

Mar 17, 2025

A big thanks to the 9 contributors who made this release possible.

@mui/material@6.4.8

• [ListItemText] Add missing root slot (#​45552) @​sai6855
• [SpeedDial] Add missing root slot (#​45551) @​sai6855
• [Tooltip] Allow auto placement on tooltip (#​45536) @​Jtaks
• [useScrollTrigger] Do nothing if target is null (#​45553) @​vipierozan99
• [Accordion] Add missing root slot (#​45534) @​sai6855
• [AccordionSummary] Add slots and slotProps (#​45560) @​sai6855
• [TextareaAutosize] Fix ResizeObserver causing infinite selectionchange loop (#​45351) (#​45498) @​mj12albert

@mui/styled-engine@6.4.8

• Add enableCssLayer prop to StyledEngineProvider (#​45563) @​siriwatknp

@mui/system@6.4.8

• [system] Prevent nested non-vars theme inheritance (#​45564) @​siriwatknp

@mui/utils@6.4.8

• Use correct iri-reference homepage format (#​45511) @​dahiro

Core

• [test] Fix React 18 tests (#​45161) (#​45496) @​DiegoAndai

Docs

• [Backdrop] Fix component name in migration guide (#​45507) @​sai6855
• Fix broken links to MUI X docs (cherry-pick of #​45145) (#​45481) @​mapache-salvaje
• [examples] Fix the invalid argument to extract examples (#​45493) @​ovtn
• Add overriding-component-structure doc to Material UI (#​45570) @​siriwatknp

All contributors of this release in alphabetical order: @​dahiro, @​DiegoAndai, @​Jtaks, @​mapache-salvaje, @​mj12albert, @​ovtn, @​sai6855, @​siriwatknp, @​vipierozan99

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[renovate]

Branch automerge failure

This PR was configured for branch automerge. However, this is not possible, so it has been raised as a PR instead.

---

• Branch has one or more failed status checks