[FAB-12973] remove logging init from package init

A package initializer buried in the configtxgen/localconfig package
modifies the logging spec in the orderer at runtime. Remove it.

Change-Id: I11bc289769b7069b0cad384b50ec8588e7f9a714
Signed-off-by: Matthew Sykes <sykesmat@us.ibm.com>

common/tools/configtxgen/localconfig/config.go

@@ -29,10 +29,6 @@ const (
 var logger = flogging.MustGetLogger("common.tools.configtxgen.localconfig")
 var configName = strings.ToLower(Prefix)
 
-func init() {
-	flogging.InitFromSpec("common.tools.configtxgen.localconfig=error")
-}
-
 const (
 	// TestChainID is the channel name used for testing purposes when one is
 	// not given