patch 8.1.1011: indent from autoindent not removed from blank line

Problem:    Indent from autoindent not removed from blank line. (Daniel Hahler)
Solution:   Do not reset did_ai when text follows. (closes #4119)
diff --git a/src/version.c b/src/version.c
index dc2d73d..35b40ca 100644
--- a/src/version.c
+++ b/src/version.c
@@ -780,6 +780,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1011,
+/**/
     1010,
 /**/
     1009,