[Obf] Add exclude list to avoid obfuscation on non-hostnames, eg: file.go in log lines

[aemneina]

Add exclude list to avoid obfuscation on non-hostnames, eg: file.go in log lines

• ability to skip files
• ability to skip processing non-host names that use dot separators

parent issue: https://github.com/rancherlabs/support-tools/issues/290