CMake: Fix spelling mistake

"Install CMake package configiguration module" --> configuration

Signed-off-by: Daniel Engberg <daniel.engberg.lists@pyret.net>
Signed-off-by: Ralph Giles <giles@thaumas.net>
2 jobs for typo in 1 minute and 45 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #11652
docker
autoconf

00:01:45

passed #11653
docker
cmake

00:00:35