Add licensing and copyright information for all files in this repository. This
either happens in the file itself as a comment header or in the file
`.reuse/dep5`.
This commit also adds a Github workflow to check pull requests and adapts
copyright.pl to the changes.
Closes#8869
Avoid using our own, potentially installed, curl for
the test reporting APIs in case it is broken.
Reviewed-by: Daniel Stenberg
Preparation for #6049Closes#6063
To ease identification of tests the test number is added to
the test case title in order to have it on the Azure DevOps
Analytics pages and reports which currently do not show it.
Bump test case revision to make Azure DevOps update titles.
Closes#5927
