libpng: update url and use tar.gz instead zip (#2267)

packages/l/libpng/xmake.lua

@@ -3,13 +3,13 @@ package("libpng")
     set_description("The official PNG reference library")
     set_license("libpng-2.0")
 
-    set_urls("https://github.com/glennrp/libpng/archive/$(version).zip",
+    set_urls("https://github.com/glennrp/libpng/archive/refs/tags/$(version).tar.gz",
              "https://github.com/glennrp/libpng.git")
-    add_versions("v1.6.40", "ab3f88779f0661bbb07c60e778fda782216bff70355d86848fbf6a327084563a")
-    add_versions("v1.6.37", "c2c50c13a727af73ecd3fc0167d78592cf5e0bca9611058ca414b6493339c784")
-    add_versions("v1.6.36", "6274d3f761cc80f7f6e2cde6c07bed10c00bc4ddd24c4f86e25eb51affa1664d")
-    add_versions("v1.6.35", "3d22d46c566b1761a0e15ea397589b3a5f36ac09b7c785382e6470156c04247f")
-    add_versions("v1.6.34", "7ffa5eb8f9f3ed23cf107042e5fec28699718916668bbce48b968600475208d3")
+    add_versions("v1.6.40", "62d25af25e636454b005c93cae51ddcd5383c40fa14aa3dae8f6576feb5692c2")
+    add_versions("v1.6.37", "ca74a0dace179a8422187671aee97dd3892b53e168627145271cad5b5ac81307")
+    add_versions("v1.6.36", "5bef5a850a9255365a2dc344671b7e9ef810de491bd479c2506ac3c337e2d84f")
+    add_versions("v1.6.35", "6d59d6a154ccbb772ec11772cb8f8beb0d382b61e7ccc62435bf7311c9f4b210")
+    add_versions("v1.6.34", "e45ce5f68b1d80e2cb9a2b601605b374bdf51e1798ef1c2c2bd62131dfcf9eef")
 
     add_deps("zlib")