Fix compilation warning, add opt in for ExperimentalMaterial3Api

Author: bmarty

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/components/customreaction/EmojiPicker.kt

@@ -27,6 +27,7 @@ import androidx.compose.foundation.lazy.grid.LazyVerticalGrid
 import androidx.compose.foundation.lazy.grid.items
 import androidx.compose.foundation.pager.HorizontalPager
 import androidx.compose.foundation.pager.rememberPagerState
+import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.SecondaryTabRow
 import androidx.compose.material3.Tab
 import androidx.compose.runtime.Composable
@@ -47,7 +48,7 @@ import kotlinx.collections.immutable.ImmutableSet
 import kotlinx.collections.immutable.persistentSetOf
 import kotlinx.coroutines.launch
 
-@OptIn(ExperimentalFoundationApi::class)
+@OptIn(ExperimentalFoundationApi::class, ExperimentalMaterial3Api::class)
 @Composable
 fun EmojiPicker(
     onEmojiSelected: (Emoji) -> Unit,

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/components/tooltip/TooltipBox.kt

@@ -16,12 +16,14 @@
 
 package io.element.android.libraries.designsystem.components.tooltip
 
+import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.TooltipState
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.window.PopupPositionProvider
 import androidx.compose.material3.TooltipBox as M3TooltipBox
 
+@OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun TooltipBox(
     positionProvider: PopupPositionProvider,