Updates to text sizes in Chats header and Space hero

Closes #7476

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/atomic/atoms/RoomPreviewTitleAtom.kt

@@ -10,6 +10,7 @@ package io.element.android.libraries.designsystem.atomic.atoms
 
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.TextStyle
 import androidx.compose.ui.text.font.FontStyle
 import androidx.compose.ui.text.style.TextAlign
 import io.element.android.compound.theme.ElementTheme
@@ -20,11 +21,12 @@ fun RoomPreviewTitleAtom(
     title: String,
     modifier: Modifier = Modifier,
     fontStyle: FontStyle? = null,
+    style: TextStyle = ElementTheme.typography.fontHeadingLgBold
 ) {
     Text(
         modifier = modifier,
         text = title,
-        style = ElementTheme.typography.fontHeadingLgBold,
+        style = style,
         textAlign = TextAlign.Center,
         fontStyle = fontStyle,
         color = ElementTheme.colors.textPrimary,

libraries/matrixui/src/main/kotlin/io/element/android/libraries/matrix/ui/components/SpaceHeaderRootView.kt

@@ -46,7 +46,7 @@ fun SpaceHeaderRootView(
         )
         Text(
             text = stringResource(CommonStrings.screen_space_list_title),
-            style = ElementTheme.typography.fontHeadingLgBold,
+            style = ElementTheme.typography.fontHeadingMdBold,
             color = ElementTheme.colors.textPrimary,
             textAlign = TextAlign.Center,
         )

libraries/matrixui/src/main/kotlin/io/element/android/libraries/matrix/ui/components/SpaceHeaderView.kt

@@ -19,6 +19,7 @@ import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.font.FontStyle
 import androidx.compose.ui.tooling.preview.datasource.LoremIpsum
 import androidx.compose.ui.unit.dp
+import io.element.android.compound.theme.ElementTheme
 import io.element.android.libraries.designsystem.atomic.atoms.RoomPreviewAliasAtom
 import io.element.android.libraries.designsystem.atomic.atoms.RoomPreviewDescriptionAtom
 import io.element.android.libraries.designsystem.atomic.atoms.RoomPreviewTitleAtom
@@ -68,11 +69,15 @@ fun SpaceHeaderView(
         },
         title = {
             if (name != null) {
-                RoomPreviewTitleAtom(title = name)
+                RoomPreviewTitleAtom(
+                    title = name,
+                    style = ElementTheme.typography.fontHeadingMdBold,
+                )
             } else {
                 RoomPreviewTitleAtom(
                     title = stringResource(id = CommonStrings.common_no_space_name),
-                    fontStyle = FontStyle.Italic
+                    fontStyle = FontStyle.Italic,
+                    style = ElementTheme.typography.fontHeadingMdBold,
                 )
             }
         },