clang-format: re-format for clang-18

clang-format-18 isn't compatible with the clang-format-17 output, so we
need to reformat the code with the latest version.  The way clang-18
handles lambda formatting also changed, so we have made changes to the
organization default style format to better handle lambda formatting.

See I5e08687e696dd240402a2780158664b7113def0e for updated style.
See Iea0776aaa7edd483fa395e23de25ebf5a6288f71 for clang-18 enablement.

Change-Id: I8d0072c279e4de87dc001190845d0ca6da233345
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/sessions_manager.hpp b/sessions_manager.hpp
index 512b17c..754f618 100644
--- a/sessions_manager.hpp
+++ b/sessions_manager.hpp
@@ -44,7 +44,7 @@
 
     Manager() = delete;
     Manager(std::shared_ptr<boost::asio::io_context>& io, const Private&) :
-        io(io), timer(*io){};
+        io(io), timer(*io) {};
     ~Manager() = default;
     Manager(const Manager&) = delete;
     Manager& operator=(const Manager&) = delete;