dewfile: Update tinyxml2 from 7.0.0 to 11.0.0

7.0.0 is around 7 years old, so we should be tracking a more up to date
version. This also makes the library compatible with CMake 4.0+

dewfile.json

@@ -42,7 +42,7 @@
             "url": "https://github.com/leethomason/tinyxml2",
             "type": "git",
             "head": "master",
-            "ref": "c483646db00a6a9ac3a8e93f7c490aecb589979d"
+            "ref": "9148bdf719e997d1f474be6bcc7943881046dba1"
         }
     ]
 }