Change message_registries namespace to registries

The message_registries namespace is overly wordy, and results in very
long defines.  Doing this one minor change reduces the code by 50 lines.
This seems worthwhile.

Tested: Unit tests pass.  Namespace change only.

Signed-off-by: Ed Tanous <edtanous@google.com>
Change-Id: Ib1401580b3fa47596eb56cdc86e60eeeb1c2f952
diff --git a/redfish-core/lib/log_services.hpp b/redfish-core/lib/log_services.hpp
index 59ebf51..5a27fe9 100644
--- a/redfish-core/lib/log_services.hpp
+++ b/redfish-core/lib/log_services.hpp
@@ -56,7 +56,7 @@
 constexpr char const* crashdumpTelemetryInterface =
     "com.intel.crashdump.Telemetry";
 
-namespace message_registries
+namespace registries
 {
 static const Message*
     getMessageFromRegistry(const std::string& messageKey,
@@ -99,7 +99,7 @@
     }
     return nullptr;
 }
-} // namespace message_registries
+} // namespace registries
 
 namespace fs = std::filesystem;
 
@@ -1117,8 +1117,7 @@
     std::string& messageID = logEntryFields[0];
 
     // Get the Message from the MessageRegistry
-    const message_registries::Message* message =
-        message_registries::getMessage(messageID);
+    const registries::Message* message = registries::getMessage(messageID);
 
     std::string msg;
     std::string severity;
@@ -3101,8 +3100,8 @@
     const uint64_t skip = 0, const uint64_t top = 0)
 {
     // Get the Message from the MessageRegistry
-    const message_registries::Message* message =
-        message_registries::getMessage("OpenBMC.0.2.BIOSPOSTCode");
+    const registries::Message* message =
+        registries::getMessage("OpenBMC.0.2.BIOSPOSTCode");
 
     uint64_t currentCodeIndex = 0;
     nlohmann::json& logEntryArray = aResp->res.jsonValue["Members"];