remove unused definitions (#4937)

beacon_chain/spec/datatypes/bellatrix.nim

@@ -358,10 +358,6 @@ type
     SigVerifiedBeaconBlockBody |
     TrustedBeaconBlockBody
 
-  BlockParams = object
-    parentHash*: string
-    timestamp*: string
-
 # TODO: There should be only a single generic HashedBeaconState definition
 func initHashedBeaconState*(s: BeaconState): HashedBeaconState =
   HashedBeaconState(data: s)

beacon_chain/spec/datatypes/capella.nim

@@ -493,10 +493,6 @@ type
     SigVerifiedBeaconBlockBody |
     TrustedBeaconBlockBody
 
-  BlockParams = object
-    parentHash*: string
-    timestamp*: string
-
   BeaconBlockValidatorChanges* = object
     # Collection of exits that are suitable for block production
     proposer_slashings*: List[ProposerSlashing, Limit MAX_PROPOSER_SLASHINGS]

beacon_chain/spec/datatypes/deneb.nim

@@ -509,10 +509,6 @@ type
     SigVerifiedBeaconBlockBody |
     TrustedBeaconBlockBody
 
-  BlockParams = object
-    parentHash*: string
-    timestamp*: string
-
 # TODO: There should be only a single generic HashedBeaconState definition
 func initHashedBeaconState*(s: BeaconState): HashedBeaconState =
   HashedBeaconState(data: s)

beacon_chain/spec/presets.nim

@@ -588,20 +588,6 @@ proc readRuntimeConfig*(
   # Isn't being used as a preset in the usual way: at any time, there's one correct value
   checkCompatibility PROPOSER_SCORE_BOOST
 
-  # BEGIN TODO
-  # It should be possible to remove these once we migrate to the next
-  # release of the consensus test suite:
-  template readAliasedField(currentName: untyped, oldName: static string) =
-    if oldName in values:
-      cfg.currentName = try:
-        parse(typeof(cfg.currentName), values[oldName])
-      except ValueError as err:
-        raise (ref PresetFileError)(msg: "Unable to parse " & oldName)
-
-  readAliasedField DENEB_FORK_EPOCH, "EIP4844_FORK_EPOCH"
-  readAliasedField DENEB_FORK_VERSION, "EIP4844_FORK_VERSION"
-  # END TODO
-
   for name, field in cfg.fieldPairs():
     if name in values:
       try: