docs: fix capitalization in doxygen comments

Change-Id: Ibf5ee5119d12d60d382b0acef8dfd08277c18fcb
diff --git a/daemon/face/channel.cpp b/daemon/face/channel.cpp
index fa25405..b1b087c 100644
--- a/daemon/face/channel.cpp
+++ b/daemon/face/channel.cpp
@@ -31,13 +31,13 @@
 Channel::~Channel() = default;
 
 void
-Channel::setUri(const FaceUri& uri)
+Channel::setUri(const FaceUri& uri) noexcept
 {
   m_uri = uri;
 }
 
 void
-Channel::setDefaultMtu(size_t mtu)
+Channel::setDefaultMtu(size_t mtu) noexcept
 {
   m_defaultMtu = mtu;
 }