Remove redundant copyright text
The SPDX License is sufficient to explain the copyright terms and makes the additional explanation redundant, so remove it. This makes the scripts a bit shorter and easier to read.
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
The SPDX License is sufficient to explain the copyright terms and makes the additional explanation redundant, so remove it. This makes the scripts a bit shorter and easier to read.