clang-format: copy latest and re-format

clang-format-16 has some backwards incompatible changes that require
additional settings for best compatibility and re-running the formatter.
Copy the latest .clang-format from the docs repository and reformat the
repository.

Change-Id: Ia4966a0790437eb0fc011c747f3be2a52884e4d8
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/test/mock_ethernet_interface.hpp b/test/mock_ethernet_interface.hpp
index 91e9bf5..8c12926 100644
--- a/test/mock_ethernet_interface.hpp
+++ b/test/mock_ethernet_interface.hpp
@@ -13,8 +13,7 @@
     template <typename... Args>
     MockEthernetInterface(Args&&... args) :
         EthernetInterface(std::forward<Args>(args)..., /*nicEnabled=*/true)
-    {
-    }
+    {}
 
     MOCK_METHOD((ServerList), getNTPServerFromTimeSyncd, (), (override));
     MOCK_METHOD((ServerList), getNameServerFromResolvd, (), (override));