[libadwaita/wip/exalm/ci] ci: Fix check-abi meson options

[Alexander Mikhaylenko <alexm src gnome org>]

commit 3818b8f829d872bdd7726f0a265006cc4a65ebe1
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Wed Jun 1 15:13:38 2022 +0400

    ci: Fix check-abi meson options

 .gitlab-ci/check-abi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci/check-abi b/.gitlab-ci/check-abi
index c521623c..2b1428ab 100755
--- a/.gitlab-ci/check-abi
+++ b/.gitlab-ci/check-abi
@@ -67,7 +67,7 @@ def build_install(revision):
 
         subprocess.check_call(['meson', build_dir,
                                '--prefix=/usr', '--libdir=lib',
-                               '-Db_coverage=false', '-Dgtkdoc=false', '-Dtests=false'])
+                               '-Db_coverage=false', '-Dgtk_doc=false', '-Dtests=false'])
         subprocess.check_call(['ninja', '-v', '-C', build_dir])
         subprocess.check_call(['ninja', '-v', '-C', build_dir, 'install'],
                               env={'DESTDIR': dest_dir})