test: Fix grape test suite

arielvalentin · arielvalentin · commit cc49ad77feb9 · 2024-06-16T10:52:35.000-05:00
`builder` was removed as a dependency to `grape` but is used by active support in some versions. See ruby-grape/grape#2443 See ruby-grape/grape#2445 Fixes open-telemetry#1015
diff --git a/instrumentation/grape/Gemfile b/instrumentation/grape/Gemfile
@@ -15,4 +15,5 @@ gemspec
 group :test do
   gem 'opentelemetry-instrumentation-base', path: '../base'
   gem 'opentelemetry-instrumentation-rack', path: '../rack'
+  gem 'builder'
 end
