Merge pull request #1562 from DataDog/ivoanjo/minor-fix-confusing-test-description

Minor: Fix confusing test description

Author: ivoanjo

spec/ddtrace/metrics_spec.rb

@@ -55,7 +55,7 @@
       end
     end
 
-    context 'when no statsd is either not installed, or an unsupported version is installed' do
+    context 'when statsd is either not installed, or an unsupported version is installed' do
       let(:statsd_supported) { false }
 
       context 'when no statsd instance is provided' do