patch 9.0.0272: BufReadCmd not triggered when loading a "nofile" buffer

Problem:    BufReadCmd not triggered when loading a "nofile" buffer. (Maxim
            Kim)
Solution:   Call readfile() but bail out before reading a file.
            (closes #10983)
diff --git a/src/version.c b/src/version.c
index 59e36e4..ff452da 100644
--- a/src/version.c
+++ b/src/version.c
@@ -724,6 +724,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    272,
+/**/
     271,
 /**/
     270,