Minor fix to an include

My earlier commit that fixed USE_VERBS_API compile issues used the
quotes style for including headers with full paths, but now we've
changed to using the brackets style.

include/derecho/core/detail/p2p_connection.hpp

@@ -6,7 +6,7 @@
 #else
 #include <derecho/sst/detail/lf.hpp>
 #endif
-#include "derecho/utils/logger.hpp"
+#include <derecho/utils/logger.hpp>
 
 #include <atomic>
 #include <iostream>