docs: Fixing doxygen warnings

Change-Id: Ic85f86f4de8224e2fa5d1c41f6afb0f367af5b37
Refs: #3210
diff --git a/core/privilege-helper.hpp b/core/privilege-helper.hpp
index 984532f..7ddbafc 100644
--- a/core/privilege-helper.hpp
+++ b/core/privilege-helper.hpp
@@ -37,7 +37,8 @@
 public:
 
   /** \brief represents a serious seteuid/gid failure
-   *  \detail This should only be caught by main in as part of a graceful program termination.
+   *
+   *  This should only be caught by main as part of a graceful program termination.
    *  \note This is not an std::exception and BOOST_THROW_EXCEPTION should not be used.
    */
   class Error