Update composeMaterial3 to v1.2.0-alpha08

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
androidx.compose.material3:material3-window-size-class (source)	1.2.0-alpha07 -> 1.2.0-alpha08
androidx.compose.material3:material3 (source)	1.2.0-alpha07 -> 1.2.0-alpha08

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Snapshot diff report

File name	Image
SearchScreenTest.che ckHugeFontScaleShot_ compare.png
TimetableItemDetailS creenTest.checkHugeF ontScaleShot_compare .png
TimetableScreenTest. checkHugeFontScaleSh ot_compare.png
TimetableScreenTest. checkLargeFontScaleS hot_compare.png
TimetableItemDetailS creenTest.checkLarge FontScaleShot_compar e.png
SearchScreenTest.che ckLargeFontScaleShot _compare.png

[github-actions]

Test Results

216 tests   216 ✔️  9m 30s ⏱️
  11 suites      0 💤
  11 files        0 ❌

Results for commit 32d54e5.