patch 8.2.2813: cannot grep using fuzzy matching

Problem:    Cannot grep using fuzzy matching.
Solution:   Add the "f" flag to :vimgrep. (Yegappan Lakshmanan, closes #8152)
diff --git a/src/version.c b/src/version.c
index 71fa218..aea6465 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2813,
+/**/
     2812,
 /**/
     2811,