hotfix/append conflicts instead of replacing pr body

Signed-off-by: Nicolas Drebenstedt <[email protected]>

mex-{{ cookiecutter.project_name }}/.github/workflows/cookiecutter.yml

@@ -81,7 +81,7 @@ jobs:
           cruft update --skip-apply-ask
           printf '# Changes\n\n- bumped cookiecutter template to %s/commit/%s\n' "$template_url" "$template_ref" > .cruft-pr-body
           if [[ $(find . -type f -name "*.rej" | wc -l) -ne 0 ]]; then
-            printf '\n# Conflicts\n' > .cruft-pr-body
+            printf '\n# Conflicts\n' >> .cruft-pr-body
           fi
           find . -type f -name "*.rej" | while read -r line ; do
             printf '\n```' >> .cruft-pr-body