Clean up strings and icons (#8326)

* Clean up strings and icons

* fix incorrect usages of label_more

* restore strings and reduce usage of android.R

* removing icon desc of FABs anyway as app's not for visual impaired users

app/src/main/java/eu/kanade/presentation/components/DropdownMenu.kt

@@ -10,9 +10,11 @@ import androidx.compose.material3.Icon
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.DpOffset
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.window.PopupProperties
+import eu.kanade.tachiyomi.R
 import androidx.compose.material3.DropdownMenu as ComposeDropdownMenu
 
 @Composable
@@ -46,13 +48,13 @@ fun RadioMenuItem(
             if (isChecked) {
                 Icon(
                     imageVector = Icons.Outlined.RadioButtonChecked,
-                    contentDescription = "",
+                    contentDescription = stringResource(R.string.selected),
                     tint = MaterialTheme.colorScheme.primary,
                 )
             } else {
                 Icon(
                     imageVector = Icons.Outlined.RadioButtonUnchecked,
-                    contentDescription = "",
+                    contentDescription = stringResource(R.string.not_selected),
                 )
             }
         },