PEL: Convert missed procedure callouts

The three PELs that were added in parallel to the commit that changed
procedure names to the BMCXXXX values got missed, so fix them up.

Signed-off-by: Matt Spinler <spinler@us.ibm.com>
Change-Id: I0bbced6d42da14f66be748d96448847fa95f1fe5
diff --git a/extensions/openpower-pels/registry/message_registry.json b/extensions/openpower-pels/registry/message_registry.json
index e11f4dc..805beb4 100644
--- a/extensions/openpower-pels/registry/message_registry.json
+++ b/extensions/openpower-pels/registry/message_registry.json
@@ -291,7 +291,7 @@
             "Callouts": [
                 {
                     "CalloutList": [
-                        { "Priority": "high", "Procedure": "bmc_code" }
+                        { "Priority": "high", "Procedure": "BMC0001" }
                     ]
                 }
             ],
@@ -315,7 +315,7 @@
             "Callouts": [
                 {
                     "CalloutList": [
-                        { "Priority": "high", "Procedure": "bmc_code" }
+                        { "Priority": "high", "Procedure": "BMC0001" }
                     ]
                 }
             ],
@@ -339,7 +339,7 @@
             "Callouts": [
                 {
                     "CalloutList": [
-                        { "Priority": "high", "Procedure": "bmc_code" }
+                        { "Priority": "high", "Procedure": "BMC0001" }
                     ]
                 }
             ],