patch 8.1.1053: warning for missing return statement

Problem:    Warning for missing return statement. (Dominique Pelle)
Solution:   Add return statement.

src/undo.c

@@ -3541,6 +3541,7 @@ anyBufIsChanged(void)
     FOR_ALL_BUFFERS(buf)
 	if (bufIsChanged(buf))
 	    return TRUE;
+    return FALSE;
 }
 
 /*

src/version.c

@@ -775,6 +775,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1053,
 /**/
     1052,
 /**/