enchant-2: update to 2.2.12

The 2.2.12 version contains a bug fix useful for gspell:
gspell#10
11 jobs for master in 422 minutes and 47 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Track
passed #953843
gnome-build-meta x86_64
track

00:02:30

 
  Build
passed #953846
gnome-build-meta aarch64
build-aarch64

06:56:15

passed #953845
gnome-build-meta x86_64
build-i386

01:24:59

passed #953847
gnome-build-meta ppc64le
build-ppc64le

02:18:43

passed #953844
gnome-build-meta x86_64
build-x86_64

01:35:36

 
  Deploy
manual #953852
gnome-build-meta x86_64 allowed to fail manual
iso-installer-x86_64
manual #953849
gnome-build-meta aarch64 allowed to fail manual
pinebook-pro-image
manual #953851
gnome-build-meta aarch64 allowed to fail manual
raspberrypi-4-image
manual #953850
gnome-build-meta aarch64 allowed to fail manual
rock64-image
manual #953848
gnome-build-meta x86_64 allowed to fail manual
vm-image-x86_64
 
  Reports
passed #953853
gnome-build-meta x86_64
cve_report

00:03:59