Yocto 2.3

Move OpenBMC to Yocto 2.3(pyro).

Tested: Built and verified Witherspoon and Palmetto images
Change-Id: I50744030e771f4850afc2a93a10d3507e76d36bc
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Resolves: openbmc/openbmc#2461
diff --git a/import-layers/yocto-poky/meta/lib/oe/packagedata.py b/import-layers/yocto-poky/meta/lib/oe/packagedata.py
index 21d4de9..32e5c82 100644
--- a/import-layers/yocto-poky/meta/lib/oe/packagedata.py
+++ b/import-layers/yocto-poky/meta/lib/oe/packagedata.py
@@ -57,7 +57,7 @@
 def _pkgmap(d):
     """Return a dictionary mapping package to recipe name."""
 
-    pkgdatadir = d.getVar("PKGDATA_DIR", True)
+    pkgdatadir = d.getVar("PKGDATA_DIR")
 
     pkgmap = {}
     try: