polish: adding the sdk change doc.

Author: vasantteja

docs/apidiffs/current_vs_latest/opentelemetry-sdk-metrics.txt

@@ -36,6 +36,9 @@ Comparing source compatibility of opentelemetry-sdk-metrics-1.48.0-SNAPSHOT.jar
 ***  MODIFIED INTERFACE: PUBLIC ABSTRACT io.opentelemetry.sdk.metrics.data.HistogramData  (not serializable)
 	===  CLASS FILE FORMAT VERSION: 52.0 <- 52.0
 	+++  NEW METHOD: PUBLIC(+) STATIC(+) io.opentelemetry.sdk.metrics.data.HistogramData create(io.opentelemetry.sdk.metrics.data.AggregationTemporality, java.util.Collection<io.opentelemetry.sdk.metrics.data.HistogramPointData>)
+***  MODIFIED INTERFACE: PUBLIC ABSTRACT io.opentelemetry.sdk.metrics.data.HistogramPointData  (not serializable)
+	===  CLASS FILE FORMAT VERSION: 52.0 <- 52.0
+	+++  NEW METHOD: PUBLIC(+) STATIC(+) io.opentelemetry.sdk.metrics.data.HistogramPointData create(long, long, io.opentelemetry.api.common.Attributes, double, boolean, double, boolean, double, java.util.List<java.lang.Double>, java.util.List<java.lang.Long>)
 ***  MODIFIED INTERFACE: PUBLIC ABSTRACT io.opentelemetry.sdk.metrics.data.LongExemplarData  (not serializable)
 	===  CLASS FILE FORMAT VERSION: 52.0 <- 52.0
 	+++  NEW METHOD: PUBLIC(+) STATIC(+) io.opentelemetry.sdk.metrics.data.LongExemplarData create(io.opentelemetry.api.common.Attributes, long, io.opentelemetry.api.trace.SpanContext, long)