clang-format-11: reformat

The .clang-format file here is an old version of the common one.
Upgrade to the latest and reformat.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: Ic87853e6004d2d5ad6645a3ece8c0c87ccc96efd
diff --git a/snmp_main.cpp b/snmp_main.cpp
index 123c05e..4522a2a 100644
--- a/snmp_main.cpp
+++ b/snmp_main.cpp
@@ -1,4 +1,5 @@
 #include "config.h"
+
 #include "snmp_conf_manager.hpp"
 
 #include <phosphor-logging/log.hpp>
@@ -10,7 +11,7 @@
 /* Need a custom deleter for freeing up sd_event */
 struct EventDeleter
 {
-    void operator()(sd_event *event) const
+    void operator()(sd_event* event) const
     {
         event = sd_event_unref(event);
     }
@@ -18,13 +19,13 @@
 
 using EventPtr = std::unique_ptr<sd_event, EventDeleter>;
 
-int main(int argc, char *argv[])
+int main(int argc, char* argv[])
 {
     using namespace phosphor::logging;
 
     auto bus = sdbusplus::bus::new_default();
 
-    sd_event *event = nullptr;
+    sd_event* event = nullptr;
     auto r = sd_event_default(&event);
     if (r < 0)
     {