Move variant usage to std

Since sdbusplus now uses std, it's cleaner just to
use the variant type directly not behind the namespace.

Also updates clang format.

Style only change.

Tested-by: It builds

Change-Id: I2b7e3ae6b0135cda3e8443e8f910009e6e857f87
Signed-off-by: James Feist <james.feist@linux.intel.com>
diff --git a/include/Utils.hpp b/include/Utils.hpp
index 176f7ef..990eb14 100644
--- a/include/Utils.hpp
+++ b/include/Utils.hpp
@@ -16,26 +16,27 @@
 
 #pragma once
 #include "filesystem.hpp"
+
 #include <nlohmann/json.hpp>
 #include <sdbusplus/exception.hpp>
 
-bool findFiles(const std::filesystem::path &dirPath,
-               const std::string &matchString,
-               std::vector<std::filesystem::path> &foundPaths);
+bool findFiles(const std::filesystem::path& dirPath,
+               const std::string& matchString,
+               std::vector<std::filesystem::path>& foundPaths);
 
-bool validateJson(const nlohmann::json &schemaFile,
-                  const nlohmann::json &input);
+bool validateJson(const nlohmann::json& schemaFile,
+                  const nlohmann::json& input);
 struct DBusInternalError final : public sdbusplus::exception_t
 {
-    const char *name() const noexcept override
+    const char* name() const noexcept override
     {
         return "org.freedesktop.DBus.Error.Failed";
     };
-    const char *description() const noexcept override
+    const char* description() const noexcept override
     {
         return "internal error";
     };
-    const char *what() const noexcept override
+    const char* what() const noexcept override
     {
         return "org.freedesktop.DBus.Error.Failed: "
                "internal error";