patch 8.1.1904: cannot have an info popup align with the popup menu

Problem:    Cannot have an info popup align with the popup menu.
Solution:   Add the "align" item to 'completepopup'.
diff --git a/src/version.c b/src/version.c
index 56f6972..6c8bd89 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1904,
+/**/
     1903,
 /**/
     1902,