Tweak loading screen progress bar positioning to match vanilla

files/mygui/openmw_loading_screen.layout

@@ -4,13 +4,13 @@
     <!-- The entire screen -->
     <Widget type="Widget" layer="LoadingScreen" position="0 0 300 300" name="_Main">
 
-        <Widget type="Widget" skin="HUD_Box" position="0 200 300 60" align="Bottom HCenter">
+        <Widget type="Widget" skin="HUD_Box" position="0 245 300 48" align="Bottom HCenter">
 
-            <Widget type="TextBox" skin="SandText" position="20 12 260 20" name="LoadingText">
+            <Widget type="TextBox" skin="SandText" position="20 8 260 18" name="LoadingText">
                 <Property key="TextAlign" value="Center"/>
             </Widget>
 
-            <Widget type="ScrollBar" skin="MW_ProgressScroll_Loading" position="20 36 260 8" name="ProgressBar">
+            <Widget type="ScrollBar" skin="MW_ProgressScroll_Loading" position="20 30 260 6" name="ProgressBar">
             </Widget>
 
         </Widget>