Update github.com/bradfitz/gomemcache commit hash to a41fca8

2 jobs for renovate/github.com-bradfitz-gomemcache-digest in 2 minutes and 9 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build Pkgsrc
passed #23743
build_pkgsrc:buster

00:00:13

 
  Build Pkg
passed #23744
amd64
build_pkg:buster:amd64

00:01:56