net/sctplib: Update to 1.0.26
ChangeLog:
https://github.com/dreibh/sctplib/commit/28c57670c29b35786c0d39b77d00b3119dbd6ac4
While here pet linters.
PR: 255177
Reported by: gspurki@gmail.com
Approved by: dreibh@iem.uni-due.de (maintainer, timeout > 1 week)