xmlwellformed script creates RPMLINT warning

[ghost]

@tomschr Extremely minor but if you have time for it:

[   18s] daps-devel.noarch: E: env-script-interpreter (Badness: 9) /usr/share/daps/libexec/daps-xmlwellformed /usr/bin/env python3
[   18s] This script uses 'env' as an interpreter. For the rpm runtime dependency
[   18s] detection to work, the shebang #!/usr/bin/env python  needs to be patched into
[   18s] #!/usr/bin/python  otherwise the package dependency generator merely adds a
[   18s] dependency on /usr/bin/env rather than the actual interpreter /usr/bin/python.
[   18s] Alternatively, if the file should not be executed, then ensure that it is not