Fix wrong case in filename

Author: cesarBLG

Source/Menu/Properties/Resources.resx

@@ -122,7 +122,7 @@
     <value>..\Expander-open.png;System.Drawing.Bitmap, System.Drawing, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
   <data name="ExpanderClosedDisabled" type="System.Resources.ResXFileRef, System.Windows.Forms">
-    <value>..\expander-closed-disabled.png;System.Drawing.Bitmap, System.Drawing, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+    <value>..\Expander-closed-disabled.png;System.Drawing.Bitmap, System.Drawing, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
   <data name="ExpanderClosed" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Expander-closed.png;System.Drawing.Bitmap, System.Drawing, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
@@ -136,4 +136,4 @@
   <data name="info_18_hover" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Resources\info-18-hover.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
-</root>
+</root>