refactor: use sampling decision

Author: adinauer

sentry-opentelemetry/sentry-opentelemetry-core/src/main/java/io/sentry/opentelemetry/SentrySampler.java

@@ -116,7 +116,7 @@ public SamplingResult shouldSample(
     final @Nullable TracesSamplingDecision parentSamplingDecision =
         parentSentrySpan.getSamplingDecision();
     if (parentSamplingDecision != null) {
-      if (!parentSentrySpan.isSampled()) {
+      if (!parentSamplingDecision.getSampled()) {
         scopes
             .getOptions()
             .getClientReportRecorder()