Bump ddtrace from 0.30.0 to 0.30.1 (#5368)

Bumps [ddtrace](https://github.com/DataDog/dd-trace-rb) from 0.30.0 to 0.30.1.
- [Release notes](https://github.com/DataDog/dd-trace-rb/releases)
- [Changelog](https://github.com/DataDog/dd-trace-rb/blob/v0.30.1/CHANGELOG.md)
- [Commits](https://github.com/DataDog/dd-trace-rb/compare/v0.30.0...v0.30.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Gemfile

@@ -27,7 +27,7 @@ gem "carrierwave-bombshelter", "~> 0.2" # Protect your carrierwave from image bo
 gem "cld", "~> 0.8" # Compact Language Detection for Ruby
 gem "cloudinary", "~> 1.13" # Client library for easily using the Cloudinary service
 gem "counter_culture", "~> 2.2" # counter_culture provides turbo-charged counter caches that are kept up-to-date
-gem "ddtrace", "~> 0.30.0" # ddtrace is Datadog’s tracing client for Ruby.
+gem "ddtrace", "~> 0.30.1" # ddtrace is Datadog’s tracing client for Ruby.
 gem "delayed_job_active_record", "~> 4.1" # ActiveRecord backend for Delayed::Job
 gem "delayed_job_web", "~> 1.4" # Web interface for delayed_job
 gem "devise", "~> 4.7" # Flexible authentication solution for Rails

Gemfile.lock

@@ -215,7 +215,7 @@ GEM
     dante (0.2.0)
     datetime_picker_rails (0.0.7)
       momentjs-rails (>= 2.8.1)
-    ddtrace (0.30.0)
+    ddtrace (0.30.1)
       msgpack
     debug_inspector (0.0.3)
     declarative (0.0.10)
@@ -886,7 +886,7 @@ DEPENDENCIES
   cld (~> 0.8)
   cloudinary (~> 1.13)
   counter_culture (~> 2.2)
-  ddtrace (~> 0.30.0)
+  ddtrace (~> 0.30.1)
   delayed_job_active_record (~> 4.1)
   delayed_job_web (~> 1.4)
   derailed_benchmarks (~> 1.4)