Lint fix - single quotes

Author: kookster

app/models/apple/api.rb

@@ -27,7 +27,7 @@ def self.from_env
     end
 
     def self.api_base
-      ENV['APPLE_PODCASTS_CONNECT_API_URL']
+      ENV["APPLE_PODCASTS_CONNECT_API_URL"]
     end
 
     def self.from_key(apple_key)

test/test_helper.rb

@@ -23,7 +23,7 @@
 ENV["ACTIVE_RECORD_ENCRYPTION_DETERMINISTIC_KEY"] = "andthisisanotheronetoothankyouuu"
 ENV["ACTIVE_RECORD_ENCRYPTION_KEY_DERIVATION_SALT"] = "maybeyouarefeelingsaltyaboutthis"
 ENV["PODPING_AUTH_TOKEN"] = "test_token"
-ENV['APPLE_PODCASTS_CONNECT_API_URL'] = "https://aardvark.prx.org/"
+ENV["APPLE_PODCASTS_CONNECT_API_URL"] = "https://aardvark.prx.org/"
 
 ENV["RAILS_ENV"] ||= "test"
 require_relative "../config/environment"