[907-remove-kea-thread-library] Fixed typo left by a previous MR review

diff --git a/src/lib/util/tests/watched_thread_unittest.cc b/src/lib/util/tests/watched_thread_unittest.cc
index f95c6e96107dc8f1cdecdfbb4bbaa56f0d4e1e79..25cd9ca4c9e9f512619128873bf76f94a22a025a 100644 (file)
--- a/src/lib/util/tests/watched_thread_unittest.cc
+++ b/src/lib/util/tests/watched_thread_unittest.cc
@@ -19,7 +19,7 @@ using namespace isc::util;
 
 namespace {
 
-/// @brief Test Fixture for testing isc:util::WatchedThread
+/// @brief Test Fixture for testing @c isc::util::WatchedThread
 class WatchedThreadTest : public ::testing::Test {
 public:
     /// @brief Maximum number of passes allowed in worker event loop