package/libxcrypt: bump to version 4.4.26

package/libxcrypt: bump to version 4.4.26

This bump contains a single change to fix the following build failure
with Microblaze raised since bump to version 4.4.25 in commit
a071bec0a0cd928443223132d47564c90bc64713:

lib/crypt-gensalt-static.c:33:1: error: symver is only supported on ELF platforms
   33 | SYMVER_crypt_gensalt;
      | ^~~~~~~~~~~~~~~~~~~~

Update hash of LICENSING due to new file being added with
https://github.com/besser82/libxcrypt/commit/4ab5f672eb6fb43c9bd83060ef48f90decd4989c

https://github.com/besser82/libxcrypt/blob/v4.4.26/NEWS

Fixes:
 - http://autobuild.buildroot.org/results/4766bfce9813b7f321369ec45298d16cd6dc251a

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>