bootstrap: reset process._exit and process.exitCode in pre-execution

PR-URL: #42466
Reviewed-By: Darshan Sen <[email protected]>
Reviewed-By: Mohammed Keyvanzadeh <[email protected]>
Reviewed-By: Khaidi Chu <[email protected]>
Reviewed-By: Chengzhong Wu <[email protected]>

Author: joyeecheung

lib/internal/bootstrap/pre_execution.js

@@ -108,6 +108,9 @@ function patchProcessObject(expandArgv1) {
     configurable: getOptionValue('--build-snapshot'),
     value: process.argv[0]
   });
+
+  process.exitCode = undefined;
+  process._exiting = false;
   process.argv[0] = process.execPath;
 
   if (expandArgv1 && process.argv[1] &&