Log Message:
libidn: Update to 1.36

* Version 1.36 (released 2020-07-22)

** Fix unlikely memory leak in idna_to_unicode_4z4z().
Patch from Miroslav Lichvar <mlichvar@redhat.com>.

** Check codepoint validity in punycode_decode() and punycode_decode().
Reported-by: Mike Schiffman (Farsight Security, Inc.).

** tld: Add U+00EF to .nl TLD table.
Reported by Trond Haugen <trond.haugen@norid.no>.

** Indent code.

** Translation fixes.

** Update gnulib files.

** API and ABI is backwards compatible with the previous version.