patch 8.1.1779: not showing the popup window right border is confusing

Problem:    Not showing the popup window right border is confusing.
Solution:   Also show the border when 'wrap' is off. (closes #4747)
diff --git a/src/testdir/dumps/Test_popupwin_20.dump b/src/testdir/dumps/Test_popupwin_20.dump
index 39ae737..affe148 100644
--- a/src/testdir/dumps/Test_popupwin_20.dump
+++ b/src/testdir/dumps/Test_popupwin_20.dump
@@ -8,7 +8,7 @@
 |8| @20| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@12||+0#0000001#ffd7ff255| @2|w|r|a|p@1|e|d| |l|o|n|g|e|r| |t|e| @2||
 |9+0#0000000#ffffff0| @20| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@12||+0#0000001#ffd7ff255| @2|x|t| @17||
 |1+0#0000000#ffffff0|0| @72
-|1@1| @50||+0#0000001#ffd7ff255| @2|r|i|g|h|t| |a|l|i|g|n|e|d| |t|e|x|t
+|1@1| @46||+0#0000001#ffd7ff255| @2|r|i|g|h|t| |a|l|i|g|n|e|d| |t|e|x|t| @2||
 |1+0#0000000#ffffff0|2| @72
 |1|3| @72
 |1|4| @72
diff --git a/src/testdir/dumps/Test_popupwin_21.dump b/src/testdir/dumps/Test_popupwin_21.dump
index 56d8d14..7c2718d 100644
--- a/src/testdir/dumps/Test_popupwin_21.dump
+++ b/src/testdir/dumps/Test_popupwin_21.dump
@@ -8,7 +8,7 @@
 |8| @20| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@12|║+0#0000001#ffd7ff255| @2|w|r|a|p@1|e|d| |l|o|n|g|e|r| |t|e| @2|║
 |9+0#0000000#ffffff0| @20| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@12|║+0#0000001#ffd7ff255| @2|x|t| @17|║
 |1+0#0000000#ffffff0|0| @72
-|1@1| @50|║+0#0000001#ffd7ff255| @2|r|i|g|h|t| |a|l|i|g|n|e|d| |t|e|x|t
+|1@1| @46|║+0#0000001#ffd7ff255| @2|r|i|g|h|t| |a|l|i|g|n|e|d| |t|e|x|t| @2|║
 |1+0#0000000#ffffff0|2| @72
 |1|3| @72
 |1|4| @72