Update to spice2x-25-04-25 (pre-apply)

> broken commit

external/tinyxml2/tinyxml2.h

@@ -1665,7 +1665,8 @@ public:
     	Returns XML_SUCCESS (0) on success, or
     	an errorID.
     */
-    XMLError LoadFile( const char* filename );
+    XMLError LoadFile( const wchar_t* filename );
+    XMLError LoadFileA( const char* filename );
 
     /**
     	Load an XML file from disk. You are responsible
@@ -1685,7 +1686,7 @@ public:
     	Returns XML_SUCCESS (0) on success, or
     	an errorID.
     */
-    XMLError SaveFile( const char* filename, bool compact = false );
+    XMLError SaveFile( const wchar_t* filename, bool compact = false );
 
     /**
     	Save the XML file to disk. You are responsible