patch 8.0.1055: bufline test hangs on MS-Windows

Problem:    Bufline test hangs on MS-Windows.
Solution:   Avoid message for writing file.  Source shared.vim when running
            test individually.
diff --git a/src/version.c b/src/version.c
index 7f7002c..d15565f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -770,6 +770,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1055,
+/**/
     1054,
 /**/
     1053,