chore: bump @mui/material in /core-sdk-samples/higgs-shop-sample-app #2408

Job	Run time
Check Higgs Shop Sample App PR / Build, Lint, and Test (windows-latest, 16.x)	3m 15s
Check Higgs Shop Sample App PR / Build, Lint, and Test (windows-latest, 17.x)	3m 5s
Check Higgs Shop Sample App PR / Build, Lint, and Test (windows-latest, 18.x)	3m 38s
Check Higgs Shop Sample App PR / Build, Lint, and Test (ubuntu-latest, 16.x)	1m 58s
Check Higgs Shop Sample App PR / Build, Lint, and Test (ubuntu-latest, 17.x)	1m 56s
Check Higgs Shop Sample App PR / Build, Lint, and Test (ubuntu-latest, 18.x)	1m 53s
Check Higgs Shop Sample App PR / Build, Lint, and Test (macos-latest, 16.x)	4m 51s
Check Higgs Shop Sample App PR / Build, Lint, and Test (macos-latest, 17.x)	2m 52s
Check Higgs Shop Sample App PR / Build, Lint, and Test (macos-latest, 18.x)	5m 3s
Save PR Number for Dependabot Automerge	0s
	28m 31s

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