macOS installer: change website tested to `github.com` in case `google.com` is...

macOS installer: change website tested to `github.com` in case `google.com` is blocked in user's country
11 jobs for master in 64 minutes and 42 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #16211
build_binaries

00:10:54

passed #16212
build_doc

00:01:39

 
  Test And Pkg
passed #16215
macOS
pkg_macOS

00:13:16

passed #16213
pkg_source

00:02:25

passed #16214
pkg_windows

00:24:05

passed #16219
test_dynare++

00:11:39

passed #16216
test_matlab

00:52:27

manual #16218
allowed to fail manual
test_octave
manual #16217
allowed to fail manual
test_old_matlab
 
  Deploy
passed #16220
restricted
deploy_manual_unstable

00:00:23

passed #16221
restricted
deploy_snapshot_unstable

00:00:55