Update versions-manifest (#301)

Co-authored-by: Service account <no-reply@microsoft.com>

Author: github-actions[bot]

versions-manifest.json

@@ -1,4 +1,39 @@
 [
+  {
+    "version": "3.14.0-alpha.0",
+    "stable": false,
+    "release_url": "https://github.com/actions/python-versions/releases/tag/3.14.0-alpha.0-10270175822",
+    "files": [
+      {
+        "filename": "python-3.14.0-alpha.0-linux-20.04-x64.tar.gz",
+        "arch": "x64",
+        "platform": "linux",
+        "platform_version": "20.04",
+        "download_url": "https://github.com/actions/python-versions/releases/download/3.14.0-alpha.0-10270175822/python-3.14.0-alpha.0-linux-20.04-x64.tar.gz"
+      },
+      {
+        "filename": "python-3.14.0-alpha.0-linux-22.04-arm64.tar.gz",
+        "arch": "arm64",
+        "platform": "linux",
+        "platform_version": "22.04",
+        "download_url": "https://github.com/actions/python-versions/releases/download/3.14.0-alpha.0-10270175822/python-3.14.0-alpha.0-linux-22.04-arm64.tar.gz"
+      },
+      {
+        "filename": "python-3.14.0-alpha.0-linux-22.04-x64.tar.gz",
+        "arch": "x64",
+        "platform": "linux",
+        "platform_version": "22.04",
+        "download_url": "https://github.com/actions/python-versions/releases/download/3.14.0-alpha.0-10270175822/python-3.14.0-alpha.0-linux-22.04-x64.tar.gz"
+      },
+      {
+        "filename": "python-3.14.0-alpha.0-linux-24.04-x64.tar.gz",
+        "arch": "x64",
+        "platform": "linux",
+        "platform_version": "24.04",
+        "download_url": "https://github.com/actions/python-versions/releases/download/3.14.0-alpha.0-10270175822/python-3.14.0-alpha.0-linux-24.04-x64.tar.gz"
+      }
+    ]
+  },
   {
     "version": "3.13.0-rc.1",
     "stable": false,