patch 9.1.0242: filetype: octave history files are not recognized

Problem:  filetype: octave history files are not recognized
Solution: Detect octave/history files as octave
          (Wu, Zhenyu)

closes: #14363

Signed-off-by: Wu, Zhenyu <wuzhenyu@ustc.edu>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/version.c b/src/version.c
index 968ad9f..f236655 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    242,
+/**/
     241,
 /**/
     240,