Updated the plugin names for the OTLP sources for consistency. (#6530)

Signed-off-by: David Venable <dlv@amazon.com>

Author: dlvenable

data-prepper-plugins/otel-logs-source/src/main/java/org/opensearch/dataprepper/plugins/source/otellogs/OTelLogsSource.java

@@ -62,7 +62,9 @@
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ScheduledThreadPoolExecutor;
 
-@DataPrepperPlugin(name = "otel_logs_source", pluginType = Source.class, pluginConfigurationType = OTelLogsSourceConfig.class)
+@DataPrepperPlugin(name = "otlp_logs",
+        deprecatedName = "otel_logs_source",
+        pluginType = Source.class, pluginConfigurationType = OTelLogsSourceConfig.class)
 public class OTelLogsSource implements Source<Record<Object>> {
     private static final Logger LOG = LoggerFactory.getLogger(OTelLogsSource.class);
     static final String SERVER_CONNECTIONS = "serverConnections";

data-prepper-plugins/otel-metrics-source/src/main/java/org/opensearch/dataprepper/plugins/source/otelmetrics/OTelMetricsSource.java

@@ -37,9 +37,11 @@
 import java.util.Collections;
 import java.util.concurrent.ExecutionException;
 
-@DataPrepperPlugin(name = "otel_metrics_source", pluginType = Source.class, pluginConfigurationType = OTelMetricsSourceConfig.class)
+@DataPrepperPlugin(name = "otlp_metrics",
+        deprecatedName = "otel_metrics_source",
+        pluginType = Source.class, pluginConfigurationType = OTelMetricsSourceConfig.class)
 public class OTelMetricsSource implements Source<Record<? extends Metric>> {
-    private static final String PLUGIN_NAME = "otel_metrics_source";
+    private static final String PLUGIN_NAME = "otlp_metrics";
     private static final Logger LOG = LoggerFactory.getLogger(OTelMetricsSource.class);
     static final String SERVER_CONNECTIONS = "serverConnections";
 

data-prepper-plugins/otel-trace-source/src/main/java/org/opensearch/dataprepper/plugins/source/oteltrace/OTelTraceSource.java

@@ -39,9 +39,10 @@
 import java.nio.charset.StandardCharsets;
 import java.util.concurrent.ExecutionException;
 
-@DataPrepperPlugin(name = "otel_trace_source", pluginType = Source.class, pluginConfigurationType = OTelTraceSourceConfig.class)
+@DataPrepperPlugin(name = "otlp_traces",
+        deprecatedName = "otel_trace_source",
+        pluginType = Source.class, pluginConfigurationType = OTelTraceSourceConfig.class)
 public class OTelTraceSource implements Source<Record<Object>> {
-    private static final String PLUGIN_NAME = "otel_trace_source";
     private static final Logger LOG = LoggerFactory.getLogger(OTelTraceSource.class);