Fix some crashes

app/proguard-rules.pro

@@ -11,3 +11,5 @@
 -keep public class ** extends org.koitharu.kotatsu.base.ui.BaseFragment
 -keep class org.koitharu.kotatsu.core.db.entity.* { *; }
 -dontwarn okhttp3.internal.platform.ConscryptPlatform
+
+-keep class org.koitharu.kotatsu.core.exceptions.* { *; }

app/src/main/java/org/koitharu/kotatsu/list/ui/ItemSizeResolver.kt

@@ -6,6 +6,7 @@ import android.view.View
 import android.widget.TextView
 import androidx.annotation.StyleRes
 import androidx.core.view.updateLayoutParams
+import androidx.core.widget.TextViewCompat
 import androidx.lifecycle.DefaultLifecycleObserver
 import androidx.lifecycle.LifecycleOwner
 import kotlin.math.roundToInt
@@ -77,7 +78,7 @@ class ItemSizeResolver(resources: Resources, private val settings: AppSettings)
 			}
 			if (textAppearanceResId != prevTextAppearance) {
 				prevTextAppearance = textAppearanceResId
-				setTextAppearance(textAppearanceResId)
+				TextViewCompat.setTextAppearance(this, textAppearanceResId)
 				requestLayout()
 			}
 		}