Apply suggestions from code review

Co-authored-by: niceking <[email protected]>

README.md

@@ -74,7 +74,7 @@ git push origin add-buildkite-test-analytics
 ```
 
 ### VCR
-If your test suites use [VCR](https://github.com/vcr/vcr) to interact with HTTP, you need to allow them to make an actual request to Test Analytics.
+If your test suites use [VCR](https://github.com/vcr/vcr) to stub network requests, you'll need to modify the config to allow actual network requests to Test Analytics.
 
 ```
 VCR.configure do |c|

lib/buildkite/test_collector/uploader.rb

@@ -46,8 +46,8 @@ def self.upload(data)
             retry
           end
         rescue StandardError => e
-          $stderr.puts "#{Buildkite::TestCollector::NAME} #{Buildkite::TestCollector::VERSION} experienced an error when sending your data, you may be missing some executions for this run."
           $stderr.puts e
+          $stderr.puts "#{Buildkite::TestCollector::NAME} #{Buildkite::TestCollector::VERSION} experienced an error when sending your data, you may be missing some executions for this run."
         end
       end
     end