Style changes in serialize.cpp

Style changes only.
A similar change was made in openpower-pnor-code-mgmt.

Change-Id: If68aa4822ea41a6af44258e398dfe6966827b35c
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/serialize.cpp b/serialize.cpp
index d692c0f..dde256a 100644
--- a/serialize.cpp
+++ b/serialize.cpp
@@ -18,7 +18,7 @@
 {
     auto bus = sdbusplus::bus::new_default();
 
-    if(!fs::is_directory(PERSIST_DIR))
+    if (!fs::is_directory(PERSIST_DIR))
     {
         fs::create_directories(PERSIST_DIR);
     }
@@ -51,7 +51,7 @@
             iarchive(cereal::make_nvp("priority", priority));
             return true;
         }
-        catch(cereal::RapidJSONException& e)
+        catch (cereal::RapidJSONException& e)
         {
             fs::remove(path);
         }
@@ -63,7 +63,8 @@
 
     try
     {
-        while (std::getline(mtdDevices, device)) {
+        while (std::getline(mtdDevices, device))
+        {
             if (device.find("u-boot-env") != std::string::npos)
             {
                 devicePath = "/dev/" + device.substr(0, device.find(':'));