patch 8.0.0150: completion for :filter does not skip the pattern

Problem:    When the pattern of :filter does not have a separator then
            completion of the command fails.
Solution:   Skip over the pattern. (Ozaki Kiichi, clodes #1299)
diff --git a/src/version.c b/src/version.c
index 7b47461..0c16c28 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    150,
+/**/
     149,
 /**/
     148,