patch: include newline at EOF in help text for interactive patch...
patch: include newline at EOF in help text for interactive patch
The lack of a newline means that some "editors" that are useful in
tests, such as `echo "+new line" >> "$1"` don't work. It's obviously
easy to work around it, but newline at EOF seems like a good practice
anyway.
Differential Revision:
https://phab.mercurial-scm.org/D6124