[dia] win32: use the right package name

[Zander Brown <zbrown src gnome org>]

commit a0fb64635ef942c917fbb4925039560dc2f136e8
Author: Zander Brown <zbrown gnome org>
Date:   Mon Apr 5 04:10:54 2021 +0100

    win32: use the right package name
    
    Because apparently that is a thing

 .gitlab-ci/msys.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci/msys.sh b/.gitlab-ci/msys.sh
index af0d570a7..e62788cba 100644
--- a/.gitlab-ci/msys.sh
+++ b/.gitlab-ci/msys.sh
@@ -19,7 +19,7 @@ pacman --noconfirm -S --needed \
     mingw-w64-$MSYS2_ARCH-ccache \
     mingw-w64-$MSYS2_ARCH-pkg-config \
     mingw-w64-$MSYS2_ARCH-gobject-introspection \
-    mingw-w64-$MSYS2_ARCH-pygobject \
+    mingw-w64-$MSYS2_ARCH-python-gobject \
     mingw-w64-$MSYS2_ARCH-meson \
     mingw-w64-$MSYS2_ARCH-adwaita-icon-theme \
     mingw-w64-$MSYS2_ARCH-atk \