fix: rubocop whitespace fix

Author: hannahramadan

instrumentation/restclient/lib/opentelemetry/instrumentation/restclient/instrumentation.rb

@@ -13,7 +13,7 @@ class Instrumentation < OpenTelemetry::Instrumentation::Base
         install do |_config|
           patch_type = determine_semconv
           send(:"require_dependencies_#{patch_type}")
-          send(:"patch_request_#{patch_type}")          
+          send(:"patch_request_#{patch_type}")
         end
 
         present do