[gtk: 1/2] CI: move ccache setup before building anything

[Christoph Reiter <creiter src gnome org>]

commit e77d82eaac00664de6e02e1ab64a2a7a74c46e7f
Author: Christoph Reiter <reiter christoph gmail com>
Date:   Wed Aug 5 21:58:46 2020 +0200

    CI: move ccache setup before building anything
    
    otherwise glib/pango end up in the wrong cache dir

 .gitlab-ci/test-msys2.sh | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/.gitlab-ci/test-msys2.sh b/.gitlab-ci/test-msys2.sh
index bd5627e649..07f01919a7 100644
--- a/.gitlab-ci/test-msys2.sh
+++ b/.gitlab-ci/test-msys2.sh
@@ -33,6 +33,10 @@ pacman --noconfirm -S --needed \
     mingw-w64-$MSYS2_ARCH-gst-plugins-bad \
     mingw-w64-$MSYS2_ARCH-shared-mime-info
 
+mkdir -p _ccache
+export CCACHE_BASEDIR="$(pwd)"
+export CCACHE_DIR="${CCACHE_BASEDIR}/_ccache"
+
 # https://gitlab.gnome.org/GNOME/gtk/-/issues/2243
 # https://gitlab.gnome.org/GNOME/gtk/-/issues/3002
 
@@ -52,10 +56,6 @@ if ! pkg-config --atleast-version=1.45.4 pango; then
 fi
 pkg-config --modversion pango
 
-mkdir -p _ccache
-export CCACHE_BASEDIR="$(pwd)"
-export CCACHE_DIR="${CCACHE_BASEDIR}/_ccache"
-
 # Build
 ccache --zero-stats
 ccache --show-stats