runtime(doc): warn users about potentially risky hotkey
Also, mention that CTRL-SHIFT-V might be mapped to paste text, similar
to the note about CTRL-V.
References:
https://gitlab.gnome.org/GNOME/gnome-terminal/-/blob/
2d7e9d78c9631be63b6b381f6966cb8808865ffb/src/org.gnome.Terminal.gschema.xml#L395-398
https://gitlab.gnome.org/chergert/ptyxis/-/blob/
8942adde5b98c82c85238851743b371a034a1c1b/src/org.gnome.Ptyxis.gschema.xml.in#L529-L533
closes: #16816
Signed-off-by: David Mandelberg <david@mandelberg.org>
Signed-off-by: Christian Brabandt <cb@256bit.org>