Add a test that ensures "if the description is lengthy, it should display a More button" to TimetableDetailScreenTest

[takahirom]

https://github.com/DroidKaigi/conference-app-2024/blob/main/feature/sessions/src/androidUnitTest/kotlin/io/github/droidkaigi/confsched/sessions/TimetableItemDetailScreenTest.kt

[dao0203]

I would like to work on this issue :raising_hand:

[takahirom]

Thanks! Assgined