Add otlp http exporters (#4068)

Author: trask

javaagent-exporters/build.gradle.kts

@@ -8,6 +8,8 @@ dependencies {
   implementation("io.opentelemetry:opentelemetry-exporter-jaeger")
   implementation("io.opentelemetry:opentelemetry-exporter-otlp")
   implementation("io.opentelemetry:opentelemetry-exporter-otlp-metrics")
+  implementation("io.opentelemetry:opentelemetry-exporter-otlp-http-trace")
+  implementation("io.opentelemetry:opentelemetry-exporter-otlp-http-metrics")
   implementation("io.opentelemetry:opentelemetry-exporter-logging-otlp")
 
   implementation("io.opentelemetry:opentelemetry-exporter-prometheus")