[AC21.5] Cleaning out old work #7: Docstring typo fix

APPROVE COMMIT 21.5

Typo fix, obviously correct. ;-)

diff -r 9d87c0e5505b -r 4d03958b4080 lisp/ChangeLog
--- a/lisp/ChangeLog	Mon Jan 04 16:07:12 2016 +0900
+++ b/lisp/ChangeLog	Mon Jan 04 17:16:17 2016 +0900
@@ -1,3 +1,7 @@
+2016-01-04  Stephen J. Turnbull  <[email protected]>
+
+	* cl-seq.el (delete-if): Fix typo in docstring.
+
 2015-09-26  Michael Sperber  <[email protected]>
 
 	* info.el (Info-read-subfile): Follow change in Makeinfo 5.0 with
diff -r 9d87c0e5505b -r 4d03958b4080 lisp/cl-seq.el
--- a/lisp/cl-seq.el	Mon Jan 04 16:07:12 2016 +0900
+++ b/lisp/cl-seq.el	Mon Jan 04 17:16:17 2016 +0900
@@ -83,7 +83,7 @@
   "Remove all items satisfying PREDICATE in SEQUENCE.
 
 This is a destructive function; if SEQUENCE is a list, it reuses its
-storage.  If SEQUENCE is an array and some element satisfies SEQUENCE, a
+storage.  If SEQUENCE is an array and some element satisfies PREDICATE, a
 copy is always returned.
 
 See `remove*' for the meaning of the keywords.