polish: retaining the original naming convention.

Author: vasantteja

exporters/logging-otlp/src/main/java/io/opentelemetry/exporter/logging/otlp/OtlpJsonLoggingMetricExporter.java

@@ -75,8 +75,8 @@ public static MetricExporter create(
   }
 
   @Override
-  public CompletableResultCode export(Collection<MetricData> metrics) {
-    return delegate.export(metrics);
+  public CompletableResultCode export(Collection<MetricData> logs) {
+    return delegate.export(logs);
   }
 
   @Override

exporters/logging-otlp/src/main/java/io/opentelemetry/exporter/logging/otlp/OtlpJsonLoggingSpanExporter.java

@@ -55,8 +55,8 @@ public static SpanExporter create(boolean wrapperJsonObject) {
   }
 
   @Override
-  public CompletableResultCode export(Collection<SpanData> spans) {
-    return delegate.export(spans);
+  public CompletableResultCode export(Collection<SpanData> logs) {
+    return delegate.export(logs);
   }
 
   @Override