[master] Fixed doxygen errors introduced by 4294.

modified:   src/lib/dhcpsrv/mysql_lease_mgr.cc
modified:   src/lib/dhcpsrv/pgsql_lease_mgr.cc

src/lib/dhcpsrv/mysql_lease_mgr.cc

@@ -1235,8 +1235,8 @@ public:
     /// @brief Constructor
     ///
     /// @param conn A open connection to the database housing the lease data
-    /// @brief statement_index Index of the query's prepared statement
-    /// @brief fetch_type Indicates if query supplies lease type
+    /// @param statement_index Index of the query's prepared statement
+    /// @param fetch_type Indicates if query supplies lease type
     MySqlLeaseStatsQuery(MySqlConnection& conn, const size_t statement_index,
                          const bool fetch_type)
         : conn_(conn), statement_index_(statement_index), statement_(NULL),

src/lib/dhcpsrv/pgsql_lease_mgr.cc

@@ -705,7 +705,7 @@ public:
     ///
     /// @param conn A open connection to the database housing the lease data
     /// @param statement The lease data SQL prepared statement to execute
-    /// @param fetch_statement Indicates whether or not lease_type should be
+    /// @param fetch_type Indicates whether or not lease_type should be
     /// fetched from the result set
     PgSqlLeaseStatsQuery(PgSqlConnection& conn, PgSqlTaggedStatement& statement,
                          const bool fetch_type)