Update libuv to v1.49.0 (#5461)

packages/l/libuv/xmake.lua

@@ -6,6 +6,7 @@ package("libuv")
     set_urls("https://github.com/libuv/libuv/archive/refs/tags/$(version).zip",
              "https://github.com/libuv/libuv.git")
 
+    add_versions("v1.49.0", "99378c7911af3f0141b085aa59feb76ff54885e4bbc516be677c06c952fb9fa0")
     add_versions("v1.48.0", "6dd637af0c23bee06b685a94e22f7e695f4ea7a9ab705485e32e658d4fd0125b")
     add_versions("v1.47.0", "d50af7e6d72526db137e66fad812421c8a1cae09d146b0ec2bb9a22c5f23ba93")
     add_versions("v1.46.0", "45953dc9b64db7f4f47561f9e4543b762c52adfe7c9b6f8e9efbc3b4dd7d3081")