docs: fix capitalization in doxygen comments

Change-Id: Ibf5ee5119d12d60d382b0acef8dfd08277c18fcb
diff --git a/daemon/fw/strategy-info.hpp b/daemon/fw/strategy-info.hpp
index db6e9e6..fdf457b 100644
--- a/daemon/fw/strategy-info.hpp
+++ b/daemon/fw/strategy-info.hpp
@@ -30,7 +30,8 @@
 
 namespace nfd::fw {
 
-/** \brief Contains arbitrary information placed by the forwarding strategy on table entries
+/**
+ * \brief Contains arbitrary information placed by the forwarding strategy on table entries.
  */
 class StrategyInfo
 {