internal/ethapi: remove unnecessary comment (ethereum#24271)

Because there is no `fullTx` parameter at function signatures and
uncle apis does not return txs also, those lines are un-necessary.

internal/ethapi/api.go

@@ -767,8 +767,7 @@ func (s *PublicBlockChainAPI) GetBlockByHash(ctx context.Context, hash common.Ha
 	return nil, err
 }
 
-// GetUncleByBlockNumberAndIndex returns the uncle block for the given block hash and index. When fullTx is true
-// all transactions in the block are returned in full detail, otherwise only the transaction hash is returned.
+// GetUncleByBlockNumberAndIndex returns the uncle block for the given block hash and index.
 func (s *PublicBlockChainAPI) GetUncleByBlockNumberAndIndex(ctx context.Context, blockNr rpc.BlockNumber, index hexutil.Uint) (map[string]interface{}, error) {
 	block, err := s.b.BlockByNumber(ctx, blockNr)
 	if block != nil {
@@ -783,8 +782,7 @@ func (s *PublicBlockChainAPI) GetUncleByBlockNumberAndIndex(ctx context.Context,
 	return nil, err
 }
 
-// GetUncleByBlockHashAndIndex returns the uncle block for the given block hash and index. When fullTx is true
-// all transactions in the block are returned in full detail, otherwise only the transaction hash is returned.
+// GetUncleByBlockHashAndIndex returns the uncle block for the given block hash and index.
 func (s *PublicBlockChainAPI) GetUncleByBlockHashAndIndex(ctx context.Context, blockHash common.Hash, index hexutil.Uint) (map[string]interface{}, error) {
 	block, err := s.b.BlockByHash(ctx, blockHash)
 	if block != nil {