[pangomm] CI: Build documentation of dependencies

[Kjell Ahlstedt <kjellahl src gnome org>]

commit c2f07f887a22b30e986073f8e8df6fe37cd55032
Author: Kjell Ahlstedt <kjellahlstedt gmail com>
Date:   Wed Mar 16 18:55:15 2022 +0100

    CI: Build documentation of dependencies
    
    Build documentation of libsigc++, glibmm, cairomm, or else pangomm's
    inheritance diagrams will be incomplete due to missing tag files.

 .gitlab-ci.yml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e3e9a95..7f272e1 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -55,7 +55,7 @@ build_deps:
     - git clone --branch 3.2.0 --depth 1 https://github.com/libsigcplusplus/libsigcplusplus.git libsigc
     - cd libsigc
     - mkdir _build && cd _build
-    - meson --prefix=/usr --libdir=lib -Dbuild-documentation=false -Dbuild-examples=false -Dbuildtype=release
+    - meson --prefix=/usr --libdir=lib -Dvalidation=false -Dbuild-examples=false -Dbuildtype=release
     - meson compile
     - meson install
     - cd ../..
@@ -65,7 +65,7 @@ build_deps:
     - git clone --branch 2.70.0 --depth 1 https://gitlab.gnome.org/GNOME/glibmm.git glibmm
     - cd glibmm
     - mkdir _build && cd _build
-    - meson --prefix=/usr --libdir=lib -Dbuild-documentation=false -Dbuild-examples=false -Dbuildtype=release
+    - meson --prefix=/usr --libdir=lib -Dbuild-examples=false -Dbuildtype=release
     - meson compile
     - cd ../..
     - fi
@@ -74,7 +74,7 @@ build_deps:
     - git clone --branch 1.16.1 --depth 1 https://gitlab.freedesktop.org/cairo/cairomm.git cairomm
     - cd cairomm
     - mkdir _build && cd _build
-    - meson --prefix=/usr --libdir=lib -Dbuild-documentation=false -Dbuild-examples=false 
-Dbuild-tests=false -Dbuildtype=release
+    - meson --prefix=/usr --libdir=lib -Dbuild-examples=false -Dbuild-tests=false -Dbuildtype=release
     - meson compile
     - cd ../..
     - fi