Update opentracing.asciidoc
add missing semicolon
@@ -81,7 +81,7 @@ image:https://img.shields.io/maven-central/v/co.elastic.apm/apm-opentracing.svg[
[source,java]
----
import co.elastic.apm.opentracing.ElasticApmTracer;
-import io.opentracing.Tracer
+import io.opentracing.Tracer;
Tracer tracer = new ElasticApmTracer();
----
