[5112] Unrelated doxygen warnings fixed.

src/lib/dhcpsrv/parsers/dhcp_parsers.h

@@ -994,7 +994,7 @@ public:
 
     /// @brief Parses a given dhcp-ddns element into D2ClientConfig.
     ///
-    /// @param client_config is the "dhcp-ddns" configuration to parse
+    /// @param d2_client_cfg is the "dhcp-ddns" configuration to parse
     ///
     /// The elements currently supported are (see isc::dhcp::D2ClientConfig
     /// for details on each):

src/lib/dhcpsrv/srv_config.h

@@ -499,7 +499,7 @@ public:
     }
 
     /// @brief Sets the D2 client configuration
-    /// @param dictionary pointer to the new D2 client configuration
+    /// @param d2_client_config pointer to the new D2 client configuration
     void setD2ClientConfig(const D2ClientConfigPtr& d2_client_config) {
         d2_client_config_ = d2_client_config;
     }