clang-format: update latest spec and reformat

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

Change-Id: Id6ec8ebfc4a679df846e80b35274848b5a8a8866
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