clang-format: update latest spec and reformat

Copy the latest format file from the docs repository and apply.

Change-Id: Ic2bc1d98d8ad469a3477f9059ec890fc8339907d
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/src/metric.hpp b/src/metric.hpp
index fa462cb..3ceee17 100644
--- a/src/metric.hpp
+++ b/src/metric.hpp
@@ -30,8 +30,8 @@
     bool isTimerRequired() const override;
 
   private:
-    metrics::CollectionData&
-        findAssociatedData(const interfaces::Sensor& notifier);
+    metrics::CollectionData& findAssociatedData(
+        const interfaces::Sensor& notifier);
 
     std::vector<MetricValue> readings;
     Sensors sensors;