Remove dead code

Verified with

```
deadcode -test ./...
```

Followed-up with a lint check.

Signed-off-by: Jonathon Anderson <janderson@ciq.com>

internal/pkg/wwlog/wwlog.go

@@ -175,14 +175,6 @@ func SetLogWriterErr(newOut io.Writer) {
 	logOut = newOut
 }
 
-func GetLogWriterInfo() io.Writer {
-	return logOut
-}
-
-func GetLogWriterErr() io.Writer {
-	return logErr
-}
-
 /*
 Set the log record formatter
 By default this is set to DefaultFormatter
@@ -192,10 +184,6 @@ func SetLogFormatter(formatter LogFormatter) {
 	Debug("Set log formatter: %s", runtime.FuncForPC(reflect.ValueOf(formatter).Pointer()).Name())
 }
 
-func GetLogFormatter() LogFormatter {
-	return logFormatter
-}
-
 /*
 Internal method to create a log record
 */
@@ -227,14 +215,6 @@ func LogCaller(level int, skip int, err error, message string, a ...interface{})
 	}
 }
 
-func Println(level int, message string) {
-	LogCaller(level, 1, nil, message)
-}
-
-func Printf(level int, message string, a ...interface{}) {
-	LogCaller(level, 1, nil, message, a...)
-}
-
 /*
 ******************************************************************************
 Named log level functions
@@ -311,10 +291,6 @@ func SecWarn(message string, a ...interface{}) {
 	LogCaller(SECWARN, 1, nil, message, a...)
 }
 
-func ErrOut(message string, a ...interface{}) {
-	LogCaller(ERROUT, 1, nil, message, a...)
-}
-
 func Error(message string, a ...interface{}) {
 	LogCaller(ERROR, 1, nil, message, a...)
 }