meta-ibm: witherspoon: mboxd: set version wildcard

Set the wildcard for version for mboxd_%.bbappend

(From meta-ibm rev: 3ab317a00fbd4ce7afe929c7db8e75063d963c57)

Change-Id: I2c638175bed54bae4b66206828a600615daa5852
Signed-off-by: Patrick Venture <venture@google.com>
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-ibm/meta-witherspoon/recipes-phosphor/mboxd/mboxd_%.bbappend b/meta-ibm/meta-witherspoon/recipes-phosphor/mboxd/mboxd_%.bbappend
new file mode 120000
index 0000000..02277c4
--- /dev/null
+++ b/meta-ibm/meta-witherspoon/recipes-phosphor/mboxd/mboxd_%.bbappend
@@ -0,0 +1 @@
+mboxd.bbappend
\ No newline at end of file