Add fmtlib for phosphor-debug-collector

Call fmtlib to get additional information from journal.

Tested: built phosphor-debug-collector successfully
        and Unit Test passes.

Signed-off-by: George Liu <liuxiwei@inspur.com>
Change-Id: Ibe65637a0b29b76269fb4bc3f498438901c9306a
diff --git a/ramoops_manager.cpp b/ramoops_manager.cpp
index a9f15c3..5fed14b 100644
--- a/ramoops_manager.cpp
+++ b/ramoops_manager.cpp
@@ -2,6 +2,8 @@
 
 #include "ramoops_manager.hpp"
 
+#include <fmt/core.h>
+
 #include <sdbusplus/exception.hpp>
 
 namespace phosphor
@@ -53,8 +55,10 @@
     catch (const sdbusplus::exception::SdBusError& e)
     {
         log<level::ERR>(
-            "Failed to parse dump create message", entry("ERROR=%s", e.what()),
-            entry("REPLY_SIG=%s", mapperResponseMsg.get_signature()));
+            fmt::format(
+                "Failed to parse dump create message, error({}), REPLY_SIG({})",
+                e.what(), mapperResponseMsg.get_signature())
+                .c_str());
         return;
     }
     if (mapperResponse.empty())