patch 9.1.0573: ex: no implicit print for single addresses

Problem:  ex: no implicit print for single addresses
Solution: explicitly print even during single addresses,
          as requested by POSIX (Mohamed Akram)

See the POSIX behaviour here:
https://pubs.opengroup.org/onlinepubs/9699919799/utilities/ex.html#tag_20_40_13_03
Section 6b

closes: #15230

Signed-off-by: Mohamed Akram <mohd.akram@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/motion.txt b/runtime/doc/motion.txt
index 8c07fbf..8b53605 100644
--- a/runtime/doc/motion.txt
+++ b/runtime/doc/motion.txt
@@ -351,6 +351,7 @@
 
 							*:[range]*
 :[range]		Set the cursor on the last line number in [range].
+			In Ex mode, print the lines in [range].
 			[range] can also be just one line number, e.g., ":1"
 			or ":'m".
 			In contrast with |G| this command does not modify the