Improve the `yarn` command detection

framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/LIbs/InstallLibsService.cs

@@ -253,17 +253,10 @@ public class InstallLibsService : IInstallLibsService, ITransientDependency
 
     private bool IsYarnAvailable()
     {
-        var output = CmdHelper.RunCmdAndGetOutput("npm list yarn -g --depth 0").Trim();
-        if (output.Contains("empty"))
-        {
-            return false;
-        }
-
-        if (!SemanticVersion.TryParse(output.Substring(output.IndexOf('@') + 1), out var version))
-        {
+        var output = CmdHelper.RunCmdAndGetOutput("yarn -v").Trim();
+        if (!SemanticVersion.TryParse(output, out var version)){
             return false;
         }
-
         return version > SemanticVersion.Parse("1.20.0");
     }
 }