network_manager: Allow direct access to interfaces

Change-Id: I3dc2bb944b8d3a7873e26ce2958a2cb1d9be95af
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/src/types.hpp b/src/types.hpp
index 5465381..58ad04a 100644
--- a/src/types.hpp
+++ b/src/types.hpp
@@ -52,8 +52,6 @@
 // Byte representations for common address types in network byte order
 using InAddrAny = std::variant<struct in_addr, struct in6_addr>;
 
-using InterfaceList = std::unordered_set<std::string>;
-
 using Timer = sdeventplus::utility::Timer<sdeventplus::ClockId::Monotonic>;
 
 struct string_hash : public std::hash<std::string_view>
@@ -63,6 +61,8 @@
 template <typename V>
 using string_umap =
     std::unordered_map<std::string, V, string_hash, std::equal_to<>>;
+using string_uset =
+    std::unordered_set<std::string, string_hash, std::equal_to<>>;
 
 } // namespace network
 } // namespace phosphor