Add mapbox_earcut (#1329)

* Add mapbox_earcut

* try fix patch for mapbox_earcut

* try fix patch for mapbox_earcut

* mapbox earcut.hpp is headeronly library

packages/m/mapbox_earcut/patches/2.2.3/mingw.patch

@@ -0,0 +1,12 @@
+diff --git a/include/mapbox/earcut.hpp b/include/mapbox/earcut.hpp
+index 01bd7e9..a772dc1 100644
+--- a/include/mapbox/earcut.hpp
++++ b/include/mapbox/earcut.hpp
+@@ -3,6 +3,7 @@
+ #include <algorithm>
+ #include <cassert>
+ #include <cmath>
++#include <limits>
+ #include <memory>
+ #include <vector>
+ 

packages/m/mapbox_earcut/xmake.lua

@@ -0,0 +1,31 @@
+package("mapbox_earcut")
+
+    set_kind("library", {headeronly = true})
+    set_homepage("https://github.com/mapbox/earcut.hpp")
+    set_description("A C++ port of earcut.js, a fast, header-only polygon triangulation library.")
+    set_license("ISC")
+
+    add_urls("https://github.com/mapbox/earcut.hpp/archive/refs/tags/v$(version).zip",
+             "https://github.com/mapbox/earcut.hpp.git")
+    add_versions("2.2.3", "010d2fe35938744960dcc0b25076eb541b07bb314a92afbcab14f7f887ceb98d")
+    add_patches("2.2.3", path.join(os.scriptdir(), "patches", "2.2.3", "mingw.patch"), "ac6ceb3d494d5a553936f6845c2df41d567614e33e389f47fe1520d6070a30e0")
+
+    on_install(function (package)
+        os.cp("include/mapbox", package:installdir("include"))
+    end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            #include <mapbox/earcut.hpp>
+            #include <vector>
+            #include <array>
+
+            using N = uint32_t;
+            using PolyPoint2D = std::array<double, 2>;
+
+            void test () {
+                std::vector<std::vector<PolyPoint2D> > polygons2d;
+                mapbox::earcut<N>(polygons2d);
+            }
+        ]]}, {configs = {languages = "c++11"}, includes = "mapbox/earcut.hpp"}))
+    end)