chore: cleanup media folder & update platform swfs

Minecraft.Client/Common/Media/XUI/xuiscene_skinselect_small.xui

@@ -0,0 +1,29 @@
+<XuiCanvas version="000c">
+  <Properties>
+  <Width>640.000000</Width>
+  <Height>360.000000</Height>
+  </Properties>
+    <XuiScene>
+      <Properties>
+      <Id>SceneSkinSelectSmall</Id>
+      <Width>640.000000</Width>
+      <Height>360.000000</Height>
+      <ClassOverride>CScene_SkinSelect</ClassOverride>
+      <Visual>XuiBlankScene</Visual>
+      <DefaultFocus>SkinDetails</DefaultFocus>
+      </Properties>
+        <XuiFigure>
+          <Properties>
+          <Id>BackgroundTint</Id>
+          <Width>570.000000</Width>
+          <Height>220.000000</Height>
+          <Position>35.000031,62.000000,0.000000</Position>
+          <Closed>false</Closed>
+          <Stroke>
+          </Stroke>
+          <Fill>
+          </Fill>
+          </Properties>
+        </XuiFigure>
+    </XuiScene>
+</XuiCanvas>