code style fix

Change-Id: I2f57ac1eb9c01063752adfc452ff0f1db3367fe3
diff --git a/src/identity-challenge/challenge-email.cpp b/src/identity-challenge/challenge-email.cpp
index be7cd2a..502885e 100644
--- a/src/identity-challenge/challenge-email.cpp
+++ b/src/identity-challenge/challenge-email.cpp
@@ -55,7 +55,8 @@
     }
     auto lastComponentRequested = readString(request.m_cert.getIdentity().get(-1));
     if (lastComponentRequested != emailAddress) {
-      NDN_LOG_TRACE("Email and requested name do not match. Email " << emailAddress << "requested last component " << lastComponentRequested);
+      NDN_LOG_TRACE("Email and requested name do not match. Email " << emailAddress << "requested last component "
+                    << lastComponentRequested);
     }
     std::string emailCode = generateSecretCode();
     JsonSection secretJson;
diff --git a/src/identity-challenge/challenge-module.cpp b/src/identity-challenge/challenge-module.cpp
index 2208e83..e58b0aa 100644
--- a/src/identity-challenge/challenge-module.cpp
+++ b/src/identity-challenge/challenge-module.cpp
@@ -87,7 +87,8 @@
 {
   request.m_status = Status::CHALLENGE;
   request.m_challengeType = CHALLENGE_TYPE;
-  request.m_challengeState = ca::ChallengeState(challengeStatus, time::system_clock::now(), remainingTries, remainingTime, std::move(challengeSecret));
+  request.m_challengeState = ca::ChallengeState(challengeStatus, time::system_clock::now(), remainingTries, remainingTime,
+                                                std::move(challengeSecret));
   return std::make_tuple(ErrorCode::NO_ERROR, "");
 }
 
diff --git a/src/identity-challenge/challenge-pin.cpp b/src/identity-challenge/challenge-pin.cpp
index 726771f..66f5fec 100644
--- a/src/identity-challenge/challenge-pin.cpp
+++ b/src/identity-challenge/challenge-pin.cpp
@@ -104,7 +104,8 @@
 }
 
 Block
-ChallengePin::genChallengeRequestTLV(Status status, const std::string& challengeStatus, std::vector<std::tuple<std::string, std::string>>&& params)
+ChallengePin::genChallengeRequestTLV(Status status, const std::string& challengeStatus,
+                                     std::vector<std::tuple<std::string, std::string>>&& params)
 {
   Block request = makeEmptyBlock(tlv::EncryptedPayload);
   if (status == Status::BEFORE_CHALLENGE) {