refactor: remove unused getAppearance function from OutputText

Author: superus8r

app/src/main/java/org/kabiri/android/usbterminal/model/OutputText.kt

@@ -1,8 +1,5 @@
 package org.kabiri.android.usbterminal.model
 
-import android.content.Context
-import android.text.style.TextAppearanceSpan
-
 /**
  * Created by Ali Kabiri on 21.04.20.
  */
@@ -15,16 +12,4 @@ data class OutputText(
         TYPE_INFO,
         TYPE_ERROR,
     }
-
-    fun getAppearance(context: Context): TextAppearanceSpan =
-        when (this.type) {
-            OutputType.TYPE_NORMAL ->
-                TextAppearanceSpan(context, android.R.style.TextAppearance_Material)
-
-            OutputType.TYPE_INFO ->
-                TextAppearanceSpan(context, android.R.style.TextAppearance_Material_Small)
-
-            OutputType.TYPE_ERROR ->
-                TextAppearanceSpan(context, android.R.style.TextAppearance_Material_Large)
-        }
 }