clang-format: update latest spec and reformat

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

Change-Id: Ica5455c0f9120c0215968b5529883ced937e0140
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/.clang-format b/.clang-format
index a75a2c2..e5530e6 100644
--- a/.clang-format
+++ b/.clang-format
@@ -104,7 +104,7 @@
 PenaltyBreakString: 1000
 PenaltyBreakTemplateDeclaration: 10
 PenaltyExcessCharacter: 1000000
-PenaltyReturnTypeOnItsOwnLine: 60
+PenaltyReturnTypeOnItsOwnLine: 150
 PenaltyIndentedWhitespace: 1
 PointerAlignment: Left
 QualifierAlignment: Left
diff --git a/ext_interface.cpp b/ext_interface.cpp
index fec4535..872b677 100644
--- a/ext_interface.cpp
+++ b/ext_interface.cpp
@@ -11,8 +11,8 @@
 
 // Reboot count
 constexpr auto REBOOTCOUNTER_PATH("/xyz/openbmc_project/state/host0");
-constexpr auto
-    REBOOTCOUNTER_INTERFACE("xyz.openbmc_project.Control.Boot.RebootAttempts");
+constexpr auto REBOOTCOUNTER_INTERFACE(
+    "xyz.openbmc_project.Control.Boot.RebootAttempts");
 
 using namespace phosphor::logging;