ci: Make runs with local mesa more robust

When a local mesa version is build, we don't use a clean build tree and meson
might fail when reconfiguring. In that case try again with --wipe to get a clean
start.

Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>

ci/run_tests.sh

@@ -35,7 +35,8 @@ run_setup()
       meson configure build/ -Dprefix=/usr/local -Dplatforms=drm,x11,wayland,surfaceless -Ddri-drivers=i965 -Dgallium-drivers=swrast,virgl,radeonsi,r600 -Dbuildtype=debugoptimized -Dllvm=true -Dglx=dri -Dgallium-vdpau=false -Dgallium-va=false -Dvulkan-drivers=[] -Dlibdir=lib && \
       ninja -C build/ install -j $NUM_THREADS
       if [ $? -ne 0 ]; then
-        exit 1
+        meson setup --wipe build/
+        ninja -C build/ install -j $NUM_THREADS || exit 1
       fi
    fi