tests: buf: Fix debug messages in 'testBufEscapeRegex'
tests: buf: Fix debug messages in 'testBufEscapeRegex'

The messages reference testBufEscapeN instead of testBufEscapeRegex.

Signed-off-by: Peter Krempa <2cf5c04c61aa466e4a47bfedc747d17279c72ffc@redhat.com>
Reviewed-by: Eric Blake <a9da18479c871fe903d9590822cfe2629c6a4d11@redhat.com>

nertpinx/libvirt,jfehlig/libvirt,nertpinx/libvirt,eskultety/libvirt,olafhering/libvirt,olafhering/libvirt,andreabolognani/libvirt,olafhering/libvirt,crobinso/libvirt,jardasgit/libvirt,zippy2/libvirt,libvirt/libvirt,zippy2/libvirt,eskultety/libvirt,jardasgit/libvirt,eskultety/libvirt,libvirt/libvirt,jfehlig/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,andreabolognani/libvirt,libvirt/libvirt,jfehlig/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,eskultety/libvirt,andreabolognani/libvirt,olafhering/libvirt,andreabolognani/libvirt,jardasgit/libvirt,fabianfreyer/libvirt,zippy2/libvirt,fabianfreyer/libvirt,andreabolognani/libvirt,eskultety/libvirt,crobinso/libvirt,zippy2/libvirt,crobinso/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,nertpinx/libvirt,jfehlig/libvirt,jardasgit/libvirt,crobinso/libvirt,libvirt/libvirt