move blobs and manager header into installation dir

The blobs and manager header will be used by handlers once we've
transitioned to dynamic loading.

Change-Id: Ieae8fcfe383007731cb4f8b2619612c3bfa47f50
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/test/manager_unittest.cpp b/test/manager_unittest.cpp
index 7d4d49e..c0157e6 100644
--- a/test/manager_unittest.cpp
+++ b/test/manager_unittest.cpp
@@ -1,7 +1,7 @@
 #include "blob_mock.hpp"
-#include "manager.hpp"
 
 #include <algorithm>
+#include <blobs-ipmid/manager.hpp>
 #include <string>
 #include <vector>