chore(template): Add spaces back into variable interpolation (to make it what it was before recent broken changes).

Author: NickLarsenNZ

template/docker/Dockerfile.j2

@@ -103,7 +103,7 @@ COPY LICENSE /licenses/LICENSE
 COPY --from=builder /app/* /usr/local/bin/
 
 {[% if operator.include_productconfig is undefined or operator.include_productconfig == true %}]
-COPY deploy/config-spec/properties.yaml /etc/stackable/{[operator.name}]/config-spec/properties.yaml
+COPY deploy/config-spec/properties.yaml /etc/stackable/{[ operator.name }]/config-spec/properties.yaml
 {[% endif %}]
 
 USER ${STACKABLE_USER_UID}