[Logs SDK] LogProcessor, LogExporter changes

[lalitb]

specs

• https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/logs/sdk.md#logrecordprocessor

• https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/logs/sdk.md#logrecordexporter

• Rename LogProcessor to LogRecordProcessor

• Rename LogExporter to LogRecordExporter