Fix warnings

app/src/main/java/net/pokeranalytics/android/ui/fragment/ReportCreationFragment.kt

@@ -42,7 +42,7 @@ class ReportCreationFragment : RealmFragment(), RowRepresentableDataSource, RowR
 
     // Life Cycle
 
-    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
         super.onCreateView(inflater, container, savedInstanceState)
         _binding = FragmentReportCreationBinding.inflate(inflater, container, false)
         return binding.root
@@ -168,11 +168,11 @@ class ReportCreationFragment : RealmFragment(), RowRepresentableDataSource, RowR
 
 	// RowRepresentableDataSource
 
-	override fun adapterRows(): List<RowRepresentable>? {
+	override fun adapterRows(): List<RowRepresentable> {
 		return this.currentRows
 	}
 
-	override fun rowRepresentableForPosition(position: Int): RowRepresentable? {
+	override fun rowRepresentableForPosition(position: Int): RowRepresentable {
 		return this.currentRows[position]
 	}