patch 9.1.1240: Regression with ic/ac text objects and comment plugin

Problem:  Regression with ic/ac text objects and comment plugin
Solution: Fix regression, update tests (Maxim Kim)

fix regression: sometimes ic/ac should be line-wise

```
int main() {
    // multilple comments
    // cursor is between them
}

 # dac ->

int main() {
}
```

closes: #16947
closes: #16980

Signed-off-by: Maxim Kim <habamax@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/version.c b/src/version.c
index dcb428e..9ada5e0 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1240,
+/**/
     1239,
 /**/
     1238,