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/tools/peltool.cpp b/extensions/openpower-pels/tools/peltool.cpp
index ed6daa2..ef59cd7 100644
--- a/extensions/openpower-pels/tools/peltool.cpp
+++ b/extensions/openpower-pels/tools/peltool.cpp
@@ -244,7 +244,7 @@
                     pel.userHeader().subsystem(), pel_values::subsystemValues);
                 listStr += "\t\t\"Subsystem\": \"" + subsystem + "\",\n";
                 // commit time
-                sprintf(tmpValStr, "%02X/%02X/%02X%02X  %02X:%02X:%02X",
+                sprintf(tmpValStr, "%02X/%02X/%02X%02X %02X:%02X:%02X",
                         pel.privateHeader().commitTimestamp().month,
                         pel.privateHeader().commitTimestamp().day,
                         pel.privateHeader().commitTimestamp().yearMSB,