Ensure aarch64 is parsed as a valid architecture as arm64

src/Platform/Architecture.php

@@ -20,7 +20,7 @@ enum Architecture
     {
         return match ($architecture) {
             'x64', 'x86_64', 'AMD64' => self::x86_64,
-            'arm64' => self::arm64,
+            'arm64', 'aarch64' => self::arm64,
             default => self::x86,
         };
     }

test/unit/Platform/ArchitectureTest.php

@@ -20,6 +20,7 @@ final class ArchitectureTest extends TestCase
             'x86_64' => ['x86_64', Architecture::x86_64],
             'AMD64' => ['AMD64', Architecture::x86_64],
             'arm64' => ['arm64', Architecture::arm64],
+            'aarch64' => ['aarch64', Architecture::arm64],
             'x86' => ['x86', Architecture::x86],
             'something' => ['something', Architecture::x86],
         ];