Adds Ubuntu Pro license. (#1258)

LICENSE

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+© 2024 CANONICAL LTD. ALL RIGHTS RESERVED.
+
+THIS SOFTWARE IS NOT LICENSED UNDER AN OPEN SOURCE SOFTWARE LICENSE. YOU MAY USE AND COPY THIS SOFTWARE FOR THE PURPOSES OF TESTING, DEBUGGING AND CONTRIBUTING. ANY ADDITIONAL USE OF THIS SOFTWARE IS SUBJECT TO THE TERMS OF YOUR UBUNTU PRO SUBSCRIPTION AGREEMENT WITH A CANONICAL GROUP COMPANY.  
+
+CANONICAL LTD. MAKES THIS SOFTWARE AVAILABLE “AS-IS”.  CANONICAL  LTD. MAKES NO REPRESENTATIONS OR WARRANTIES OF ANY KIND, WHETHER ORAL OR WRITTEN, WHETHER EXPRESS, IMPLIED, OR ARISING BY STATUTE, CUSTOM, COURSE OF DEALING OR TRADE USAGE, WITH RESPECT TO THIS SOFTWARE.  CANONICAL LTD. SPECIFICALLY DISCLAIMS ANY AND ALL IMPLIED WARRANTIES OR CONDITIONS OF TITLE, SATISFACTORY QUALITY, MERCHANTABILITY, SATISFACTORINESS, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+
+IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING WILL CANONICAL LTD. OR ANY OF ITS AFFILIATES, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THIS SOFTWARE (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS), EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.