lib: refactor to use optional chaining in internal/options.js

Author: RaisinTen

lib/internal/options.js

@@ -6,11 +6,7 @@ const { options, aliases } = getOptions();
 let warnOnAllowUnauthorized = true;
 
 function getOptionValue(option) {
-  const result = options.get(option);
-  if (!result) {
-    return undefined;
-  }
-  return result.value;
+  return options.get(option)?.value;
 }
 
 function getAllowUnauthorized() {