add support for microsoft openjdk 21.0.0 (#546)

* support for microsoft openjdk 21.0.0

* support for microsoft openjdk 21.0.0

Author: ralfstuckert

__tests__/data/microsoft.json

@@ -1,4 +1,41 @@
 [
+    {
+      "version": "21.0.0",
+      "stable": true,
+      "release_url": "https://aka.ms/download-jdk",
+      "files": [
+        {
+          "filename": "microsoft-jdk-21.0.0-macos-x64.tar.gz",
+          "arch": "x64",
+          "platform": "darwin",
+          "download_url": "https://aka.ms/download-jdk/microsoft-jdk-21.0.0-macos-x64.tar.gz"
+        },
+        {
+          "filename": "microsoft-jdk-21.0.0-linux-x64.tar.gz",
+          "arch": "x64",
+          "platform": "linux",
+          "download_url": "https://aka.ms/download-jdk/microsoft-jdk-21.0.0-linux-x64.tar.gz"
+        },
+        {
+          "filename": "microsoft-jdk-21.0.0-windows-x64.zip",
+          "arch": "x64",
+          "platform": "win32",
+          "download_url": "https://aka.ms/download-jdk/microsoft-jdk-21.0.0-windows-x64.zip"
+        },
+        {
+          "filename": "microsoft-jdk-21.0.0-macos-aarch64.tar.gz",
+          "arch": "aarch64",
+          "platform": "darwin",
+          "download_url": "https://aka.ms/download-jdk/microsoft-jdk-21.0.0-macos-aarch64.tar.gz"
+        },
+        {
+          "filename": "microsoft-jdk-21.0.0-linux-aarch64.tar.gz",
+          "arch": "aarch64",
+          "platform": "linux",
+          "download_url": "https://aka.ms/download-jdk/microsoft-jdk-21.0.0-linux-aarch64.tar.gz"
+        }
+      ]
+    },
     {
         "version": "17.0.7",
         "stable": true,

__tests__/distributors/microsoft-installer.test.ts

@@ -29,6 +29,11 @@ describe('findPackageForDownload', () => {
   });
 
   it.each([
+    [
+      '21.x',
+      '21.0.0',
+      'https://aka.ms/download-jdk/microsoft-jdk-21.0.0-{{OS_TYPE}}-x64.{{ARCHIVE_TYPE}}'
+    ],
     [
       '17.0.1',
       '17.0.1+12.1',