Revert commit 6d8d60d0f0c53d5fb2477506a33bb7308b08596b: "Set linux iwasm default visibility to hidden also" Address comments for pull request #3655.
Revert commit 6d8d60d0f0c53d5fb2477506a33bb7308b08596b: "Set linux iwasm default visibility to hidden also" Address comments for pull request #3655.