Merge pull request #2917 from newrelic/it_(all)_depends

DD templating: conditionally invoke requires

lib/tasks/instrumentation_generator/templates/dependency_detection.tt

@@ -2,10 +2,6 @@
 # See https://github.com/newrelic/newrelic-ruby-agent/blob/main/LICENSE for complete details.
 # frozen_string_literal: true
 
-require_relative '<%= @snake_name.downcase %>/instrumentation'
-require_relative '<%= @snake_name.downcase %>/chain'
-require_relative '<%= @snake_name.downcase %>/prepend'
-
 DependencyDetection.defer do
   named :<%= @name.match?(/\-|\_/) ? "'#{@snake_name}'" : @name.downcase %>
 
@@ -18,14 +14,18 @@ DependencyDetection.defer do
   end
 
   executes do
+    require_relative '<%= @snake_name.downcase %>/instrumentation'
+
     # prepend_instrument and chain_instrument call extract_supportability_name
-    # to get the library name for supportability metrics and info-level logging. 
+    # to get the library name for supportability metrics and info-level logging.
     # This is done by spliting on the 2nd to last spot of the instrumented
     # module. If this isn't how we want the name to appear, pass in the desired
     # name as a third argument.
     if use_prepend?
+      require_relative '<%= @snake_name.downcase %>/prepend'
       prepend_instrument <%= @class_name %>, NewRelic::Agent::Instrumentation::<%= @class_name %>::Prepend
     else
+      require_relative '<%= @snake_name.downcase %>/chain'
       chain_instrument NewRelic::Agent::Instrumentation::<%= @class_name %>::Chain
     end
   end