libmatroska2: use regular zlib tarball if not found

Author: robUx4

libmatroska2/CMakeLists.txt

@@ -15,9 +15,9 @@ if (CONFIG_ZLIB)
 
     FetchContent_Declare(
         zlib
-        GIT_REPOSITORY https://github.com/madler/zlib.git
-        GIT_TAG 51b7f2abdade71cd9bb0e7a373ef2610ec6f9daf # 1.3.1 tag
-        PATCH_COMMAND git apply "${CMAKE_CURRENT_SOURCE_DIR}/zlib/0001-CMake-don-t-build-dynamic-zlib.patch"
+        URL      "https://github.com/madler/zlib/releases/download/v1.3.1/zlib-1.3.1.tar.xz"
+        URL_HASH SHA256=38ef96b8dfe510d42707d9c781877914792541133e1870841463bfa73f883e32
+        DOWNLOAD_EXTRACT_TIMESTAMP TRUE
     )
 
     FetchContent_MakeAvailable(zlib)