patch 9.1.0847: tests: test_popupwin fails because of updated help file

Problem:  tests: test_popupwin fails because of updated main help file
Solution: normalize Last Change header in test_popup_setbuf screendumps

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/testdir/dumps/Test_popup_setbuf_04.vim b/src/testdir/dumps/Test_popup_setbuf_04.vim
new file mode 100644
index 0000000..f55dbf3
--- /dev/null
+++ b/src/testdir/dumps/Test_popup_setbuf_04.vim
@@ -0,0 +1,2 @@
+" replace Last Change Header in help.txt
+:1s/|L|a|s|t| |c|h|a|n|g|e|:| |\d|\d|\d|\d| |\w|\w|\w| |\d|\d|/|L|a|s|t| |c|h|a|n|g|e|:| |2|0|2|4| |M|a|y| |2|7|/g
diff --git a/src/testdir/dumps/Test_popup_setbuf_05.vim b/src/testdir/dumps/Test_popup_setbuf_05.vim
new file mode 100644
index 0000000..f55dbf3
--- /dev/null
+++ b/src/testdir/dumps/Test_popup_setbuf_05.vim
@@ -0,0 +1,2 @@
+" replace Last Change Header in help.txt
+:1s/|L|a|s|t| |c|h|a|n|g|e|:| |\d|\d|\d|\d| |\w|\w|\w| |\d|\d|/|L|a|s|t| |c|h|a|n|g|e|:| |2|0|2|4| |M|a|y| |2|7|/g
diff --git a/src/testdir/dumps/Test_popup_setbuf_06.vim b/src/testdir/dumps/Test_popup_setbuf_06.vim
new file mode 100644
index 0000000..f55dbf3
--- /dev/null
+++ b/src/testdir/dumps/Test_popup_setbuf_06.vim
@@ -0,0 +1,2 @@
+" replace Last Change Header in help.txt
+:1s/|L|a|s|t| |c|h|a|n|g|e|:| |\d|\d|\d|\d| |\w|\w|\w| |\d|\d|/|L|a|s|t| |c|h|a|n|g|e|:| |2|0|2|4| |M|a|y| |2|7|/g
diff --git a/src/version.c b/src/version.c
index a1b7586..fe1902e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    847,
+/**/
     846,
 /**/
     845,