Maybe. If it's just removal of the other info, then perhaps. If it's removal AND implying it's theirs? No, not too hostile at all, in that case.
For example, this is the PR in OasysDB by one of our contributors compared to theirs: https://github.com/oasysai/oasysdb/pull/43 https://github.com/Sahomey-Technologies/sahomedb/pull/9