net/3proxy: 0.8.1 -> 0.8.2

• Fix transparent flag not reset after keep-alive connection, can lead to DoS by authenticated user.
• Do not use SO_REUSEADDR by default (leads to random 00013 errors under some glibc versions)
• Use SASIZE() instead of sizeof() in bind() for FreeBSD compatibility

PR: 206596
Submitted by: timp87@gmail.com (maintainer)