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

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

Change-Id: I54090e646d83c326d91965fbea15da22532527a5
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/recipes-phosphor/interfaces/phosphor-rest%.bbappend b/recipes-phosphor/interfaces/phosphor-rest_%.bbappend
similarity index 100%
rename from recipes-phosphor/interfaces/phosphor-rest%.bbappend
rename to recipes-phosphor/interfaces/phosphor-rest_%.bbappend