Don't fail if there's no local config to remove

The script has a set -e so don't fail if there's nothing to rm

scripts/package.sh

@@ -24,7 +24,7 @@ mkdir -p dist
 cp -r webapp riot-$version
 
 # Just in case you have a local config, remove it before packaging
-rm riot-$version/config.json
+rm riot-$version/config.json || true
 
 # if $version looks like semver with leading v, strip it before writing to file
 if [[ ${version} =~ ^v[[:digit:]]+\.[[:digit:]]+\.[[:digit:]]+(-.+)?$ ]]; then