remove loki exporter from contrib

Author: mowies

distributions/otelcol-contrib/manifest.yaml

@@ -78,7 +78,6 @@ exporters:
   - gomod: github.com/open-telemetry/opentelemetry-collector-contrib/exporter/loadbalancingexporter v0.130.0
   - gomod: github.com/open-telemetry/opentelemetry-collector-contrib/exporter/logicmonitorexporter v0.130.0
   - gomod: github.com/open-telemetry/opentelemetry-collector-contrib/exporter/logzioexporter v0.130.0
-  - gomod: github.com/open-telemetry/opentelemetry-collector-contrib/exporter/lokiexporter v0.130.0
   - gomod: github.com/open-telemetry/opentelemetry-collector-contrib/exporter/mezmoexporter v0.130.0
   - gomod: github.com/open-telemetry/opentelemetry-collector-contrib/exporter/opencensusexporter v0.130.0
   - gomod: github.com/open-telemetry/opentelemetry-collector-contrib/exporter/opensearchexporter v0.130.0