ftp/wget: Update to 1.21.2

ReleaseNotes: https://lists.gnu.org/archive/html/bug-wget/2021-01/msg00030.html (1.21.1)
ReleaseNotes: https://lists.gnu.org/archive/html/bug-wget/2021-09/msg00005.html (1.22.2)
PR: 259165
Approved by: maintainer timeout (> 2 weeks)