Replace 'Refresh interval' title with icon (#4144)

- To (hopefully) finally address review failures about text being cut off on round screens replace it with an icon. Same icon as used in the previous screen so should be pretty clear.

wear/src/main/java/io/homeassistant/companion/android/home/views/RefreshIntervalPickerView.kt

@@ -10,12 +10,15 @@ import androidx.compose.runtime.Composable
 import androidx.compose.runtime.CompositionLocalProvider
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.ColorFilter
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalDensity
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
+import androidx.wear.compose.material.ListHeader
+import androidx.wear.compose.material.LocalContentColor
 import androidx.wear.compose.material.Picker
 import androidx.wear.compose.material.rememberPickerState
 import androidx.wear.compose.material3.FilledIconButton
@@ -28,9 +31,10 @@ import androidx.wear.tooling.preview.devices.WearDevices
 import com.google.android.horologist.annotations.ExperimentalHorologistApi
 import com.google.android.horologist.composables.picker.toRotaryScrollAdapter
 import com.google.android.horologist.compose.rotaryinput.rotaryWithSnap
+import com.mikepenz.iconics.compose.Image
+import com.mikepenz.iconics.typeface.library.community.material.CommunityMaterial
 import io.homeassistant.companion.android.theme.wearColorScheme
 import io.homeassistant.companion.android.util.intervalToString
-import io.homeassistant.companion.android.views.ListHeader
 import io.homeassistant.companion.android.common.R as R
 
 @OptIn(ExperimentalHorologistApi::class)
@@ -50,7 +54,13 @@ fun RefreshIntervalPickerView(
         modifier = Modifier.padding(horizontal = 12.dp).fillMaxWidth(),
         horizontalAlignment = Alignment.CenterHorizontally
     ) {
-        ListHeader(R.string.refresh_interval)
+        ListHeader {
+            Image(
+                asset = CommunityMaterial.Icon3.cmd_timer_cog,
+                contentDescription = stringResource(R.string.refresh_interval),
+                colorFilter = ColorFilter.tint(LocalContentColor.current)
+            )
+        }
         Picker(
             state = state,
             contentDescription = stringResource(R.string.refresh_interval),