gha: Enhance workflows (#102)

* gha: Add Pull Request to stale target
* gha: Add ncc check step (Close #98 )
* src: Rename showVersion()
* test: Add not to be cases
* Remove old comment
* gha: Add update major tag workflow (Close #97 )

__tests__/get-os.test.ts

@@ -8,9 +8,6 @@ describe('getOS', () => {
   });
 
   test('test exception', () => {
-    // expect(() => {
-    //   getOS("win32");
-    // }).toThrowError("Windows is not supported");
     expect(() => {
       getOS('centos');
     }).toThrowError('centos is not supported');