meta-ibm: phosphor-gevent: set wildcard to version

Update the bbappend to wildcard on the recipe's version.

Change-Id: If745d657e0cc1d3e26f693bdaf6c3e5c93e3559d
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/recipes-phosphor/phosphor-gevent/phosphor-gevent%.bbappend b/recipes-phosphor/phosphor-gevent/phosphor-gevent_%.bbappend
similarity index 100%
rename from recipes-phosphor/phosphor-gevent/phosphor-gevent%.bbappend
rename to recipes-phosphor/phosphor-gevent/phosphor-gevent_%.bbappend