pseudotalloc: Simplistic wrapper of talloc_named()

The pseudotalloc layer doesn't yet support talloc_named() API
which will be used by the upcoming "context" change.  Let's add
this function to pseudotalloc.c for our arm-non-eabi builds.

Change-Id: I4d91ebd73a3357a17ef9143a1b41b90186d4c128
diff --git a/src/pseudotalloc/pseudotalloc.c b/src/pseudotalloc/pseudotalloc.c
index c368296..25425e5 100644
--- a/src/pseudotalloc/pseudotalloc.c
+++ b/src/pseudotalloc/pseudotalloc.c
@@ -46,6 +46,11 @@
 	return pseudotalloc_malloc(size);
 }
 
+void *talloc_named(const void *context, size_t size, const char *fmt, ...)
+{
+	return pseudotalloc_malloc(size);
+}
+
 void talloc_set_name_const(const void *ptr, const char *name)
 {
 }