PEL: Print Extended User Header section to JSON

"Extended User Header": {
    "Section Version":          "1",
    "Sub-section type":         "0",
    "Created by":               "0x4552",
    "Reporting Machine Type":   "OPWR-131",
    "Reporting Serial Number":  "1318ABA",
    "FW Released Ver":          "BE868_007",
    "FW SubSys Version":        "00040905079B0004",
    "Common Ref Time":          "00/00/0000 00:00:00",
    "Symptom Id Len":           "0",
    "Symptom Id":               ""
},

Verified peltool output and all testcases passed.
Signed-off-by: Harisuddin Mohamed Isa <harisuddin@gmail.com>
Change-Id: Id66b9da27d49c89befd157b0e94bbc9defed0d6a
diff --git a/extensions/openpower-pels/private_header.cpp b/extensions/openpower-pels/private_header.cpp
index 1bf54ca..a0424d8 100644
--- a/extensions/openpower-pels/private_header.cpp
+++ b/extensions/openpower-pels/private_header.cpp
@@ -85,13 +85,13 @@
 std::optional<std::string> PrivateHeader::getJSON() const
 {
     char tmpPhVal[50];
-    sprintf(tmpPhVal, "%02X/%02X/%02X%02X  %02X:%02X:%02X",
+    sprintf(tmpPhVal, "%02X/%02X/%02X%02X %02X:%02X:%02X",
             _createTimestamp.month, _createTimestamp.day,
             _createTimestamp.yearMSB, _createTimestamp.yearLSB,
             _createTimestamp.hour, _createTimestamp.minutes,
             _createTimestamp.seconds);
     std::string phCreateTStr(tmpPhVal);
-    sprintf(tmpPhVal, "%02X/%02X/%02X%02X  %02X:%02X:%02X",
+    sprintf(tmpPhVal, "%02X/%02X/%02X%02X %02X:%02X:%02X",
             _commitTimestamp.month, _commitTimestamp.day,
             _createTimestamp.yearMSB, _commitTimestamp.yearLSB,
             _commitTimestamp.hour, _commitTimestamp.minutes,