vpnor: Rename pnor_partition sources to partition

Change-Id: I7fb3ba5071c94595449c5469625564233cc8d752
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
diff --git a/vpnor/backend.cpp b/vpnor/backend.cpp
index 006104f..f4c62d9 100644
--- a/vpnor/backend.cpp
+++ b/vpnor/backend.cpp
@@ -22,8 +22,8 @@
 #include "vpnor/backend.h"
 }
 
-#include "pnor_partition.hpp"
 #include "pnor_partition_table.hpp"
+#include "vpnor/partition.hpp"
 #include "xyz/openbmc_project/Common/error.hpp"
 
 #include <cassert>