PEL: Change peltool label for a procedure

In peltool, shorten the label for a maintenance procedure name from
Procedure Number to just Procedure since Procedure Number isn't usually
what these are called.

Signed-off-by: Matt Spinler <spinler@us.ibm.com>
Change-Id: Ic5c54edb5ce39dbc262364ea3c8a856208976d64
diff --git a/extensions/openpower-pels/src.cpp b/extensions/openpower-pels/src.cpp
index 226bc28..0915a24 100644
--- a/extensions/openpower-pels/src.cpp
+++ b/extensions/openpower-pels/src.cpp
@@ -568,7 +568,7 @@
             }
             if (entry->fruIdentity()->getMaintProc().has_value())
             {
-                jsonInsert(printOut, "Procedure Number",
+                jsonInsert(printOut, "Procedure",
                            entry->fruIdentity()->getMaintProc().value(), 3);
                 if (pv::procedureDesc.find(
                         entry->fruIdentity()->getMaintProc().value()) !=