lang/algol68g: update Algol 68 Genie to version 3.10.6
- New procedures: "https time out" to manage waiting for unresponsive URLs and "append", analogous to "open" but to append at EOF
- Fixed I/O timeout occurring on some platforms
- Introduced raw reading of the terminal; functions "raw", "cooked", and "peek char"
- Minor miscellaneous fixes
- Chase HTTP/2 302 redirection in WWW line
Reported by: portscout