Fix positioning of Initialize Repository button

Author: shana

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/InitProjectView.cs

@@ -46,7 +46,13 @@ public override void OnGUI()
                 GUILayout.FlexibleSpace();
                 GUILayout.Space(-140);
 
-                DoEmptyGUI();
+                GUILayout.BeginHorizontal();
+                {
+                    GUILayout.FlexibleSpace();
+                    GUILayout.Label(Styles.EmptyStateInit, GUILayout.MaxWidth(265), GUILayout.MaxHeight(136));
+                    GUILayout.FlexibleSpace();
+                }
+                GUILayout.EndHorizontal();
 
                 GUILayout.Label(NoRepoTitle, Styles.BoldCenteredLabel);
                 GUILayout.Space(4);