Update signatures to match symDB format (#7723)

* create signatures using the JVM internal format

* update the signature

Author: evanchooly

dd-java-agent/agent-debugger/debugger-bootstrap/src/main/java/datadog/trace/bootstrap/debugger/spanorigin/CodeOriginInfo.java

@@ -13,8 +13,8 @@ public static void entry(Method method) {
     if (InstrumenterConfig.get().isCodeOriginEnabled()) {
       String signature =
           stream(method.getParameterTypes())
-              .map(Class::getName)
-              .collect(Collectors.joining(",", "(", ")"));
+              .map(Class::getTypeName)
+              .collect(Collectors.joining(", ", "(", ")"));
       captureCodeOrigin(signature);
     }
   }