src: read break_node_first_line from the inspect options

There are cases where the debug_options() on the env are
different to the options that were passed into inspector::Agent.

Author: MarshallOfSound

src/node.cc

@@ -254,7 +254,7 @@ int Environment::InitializeInspector(
 
   profiler::StartProfilers(this);
 
-  if (options_->debug_options().break_node_first_line) {
+  if (inspector_agent_->options().break_node_first_line) {
     inspector_agent_->PauseOnNextJavascriptStatement("Break at bootstrap");
   }