.oniro-ci: allow symbolic link artifacts

The find call that was used to copy artifacts selected only files. In
some cases, bitbake generates symbolic links that are worth copying as
well. Extend the find expression to find both.

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@huawei.com>

.oniro-ci/build-generic.yaml

@@ -293,7 +293,7 @@
         (
           cd "$BITBAKE_TMPDIR"/deploy/
           for artifact in $CI_ONIRO_JOB_ARTIFACTS; do
-            find ./ -type f -name "$artifact" -exec cp --verbose --archive --parents {} "$CI_PROJECT_DIR"/artifacts \;
+            find ./ \( -type f -o -type l \) -name "$artifact" -exec cp --verbose --archive --parents {} "$CI_PROJECT_DIR"/artifacts \;
           done
         )
       fi