mpv-git: Update to 20241213 using Github Releases

The previous Sourceforge mirror has not been receiving recent builds by
shinchiro. This commit update the checkver source to use the Github
releases API source. All the MPV build are built through Github Actions
and automatically released nightly. This is a more direct source than
downloading from Sourceforge.

bucket/mpv-git.json

@@ -1,5 +1,5 @@
 {
-    "version": "20241124",
+    "version": "20241213",
     "description": "Video player based on MPlayer/mplayer2 (builds by shinchiro)",
     "homepage": "https://mpv.io",
     "license": "LGPL-2.1-or-later,GPL-2.0-or-later",
@@ -12,12 +12,12 @@
     },
     "architecture": {
         "64bit": {
-            "url": "https://downloads.sourceforge.net/project/mpv-player-windows/64bit/mpv-x86_64-20241124-git-2d813de.7z",
-            "hash": "sha1:19794ebf058e076f5d8691a8550015dd616e3d8a"
+            "url": "https://github.com/shinchiro/mpv-winbuild-cmake/releases/download/20241213/mpv-x86_64-20241213-git-dbb3291.7z",
+            "hash": "ed4c6a870d3dc7994c3f8c43b5b74865373383bd41808709c73495e7f2059d6c"
         },
         "32bit": {
-            "url": "https://downloads.sourceforge.net/project/mpv-player-windows/32bit/mpv-i686-20241124-git-2d813de.7z",
-            "hash": "sha1:6f9bc362a29e168ca3fb5658213cbfe434e7ccfe"
+            "url": "https://github.com/shinchiro/mpv-winbuild-cmake/releases/download/20241213/mpv-i686-20241213-git-dbb3291.7z",
+            "hash": "46d1272e85b009e586ae373730e3b09555d6df42398342127ac79aff36ecd292"
         }
     },
     "pre_install": "Remove-Item \"$dir\\updater.bat\"",
@@ -30,16 +30,17 @@
     ],
     "persist": "portable_config",
     "checkver": {
-        "sourceforge": "mpv-player-windows/64bit",
+        "url": "https://api.github.com/repositories/141023757/releases/latest",
+        "jsonpath": "$.assets..browser_download_url",
         "regex": "mpv-x86_64-(\\d+)-git-(?<commit>[\\da-f]+)\\.7z"
     },
     "autoupdate": {
         "architecture": {
             "64bit": {
-                "url": "https://downloads.sourceforge.net/project/mpv-player-windows/64bit/mpv-x86_64-$version-git-$matchCommit.7z"
+                "url": "https://github.com/shinchiro/mpv-winbuild-cmake/releases/download/$version/mpv-x86_64-$version-git-$matchCommit.7z"
             },
             "32bit": {
-                "url": "https://downloads.sourceforge.net/project/mpv-player-windows/32bit/mpv-i686-$version-git-$matchCommit.7z"
+                "url": "https://github.com/shinchiro/mpv-winbuild-cmake/releases/download/$version/mpv-i686-$version-git-$matchCommit.7z"
             }
         }
     }