Add missing floor tiles to /quests/hendel/pre_acid

git-svn-id: svn://svn.code.sf.net/p/crossfire/code/maps/trunk@9248 282e977c-c81d-0410-88c4-b93c2d0d6712

quests/hendel/pre_acid

@@ -7,6 +7,7 @@ enter_x 14
 enter_y 12
 msg
 Created:  1993-12-07 Chris Hendelberg (hendel@ecst.csuchico.edu)
+Modified: 2008-06-06 Arvid Norlander
 endmsg
 end
 arch pstone_1
@@ -1014,6 +1015,10 @@ arch bwall_0
 x 4
 y 24
 end
+arch pstone_1
+x 4
+y 25
+end
 arch bwall_0
 x 4
 y 25
@@ -3056,6 +3061,10 @@ arch bwall_0
 x 13
 y 23
 end
+arch pstone_1
+x 13
+y 24
+end
 arch bwall_0
 x 13
 y 24