Add emscripten 3.1.25 (#2508)

Co-authored-by: 沈浪熊猫儿 <[email protected]>

packages/e/emscripten/xmake.lua

@@ -6,6 +6,7 @@ package("emscripten")
 
     set_urls("https://github.com/emscripten-core/emsdk.git")
     add_versions("3.1.42", "c2260b4f28f53b411032de0955a6fe6b6bcf3edd")
+    add_versions("3.1.25", "92d9023adc4dbc66424df9483cee302c68817d3c")
 
     add_deps("python")