Material3 only in designsystem.

libraries/designsystem/build.gradle.kts

@@ -31,5 +31,8 @@ android {
         implementation(projects.libraries.elementresources)
         implementation(projects.libraries.uiStrings)
         ksp(libs.showkase.processor)
+
+        // This is the only module to have a (temporary) dependence to material3.
+        implementation("androidx.compose.material3:material3")
     }
 }