cogl: Inline cogl_use_program into its one caller

GNOME/mutter!1015
5 jobs for !1015 with cogl-dead-code-cleanup in 5 minutes and 34 seconds (queued for 1 second)
detached
Status Job ID Name Coverage
  Review
passed #574587
check-commit-log

00:00:23

 
  Build
passed #574588
build-mutter

00:01:59

passed #574589
build-without-native-backend-and-wayland

00:01:42

 
  Test
passed #574591
can-build-gnome-shell

00:01:25

passed #574590
test-mutter

00:03:11