Remove locales consistency check

This is not required anymore, due to the new weblate config (from now
on, weblate adds strings as they are translated).

spec/locales_spec.cr

@@ -1,29 +0,0 @@
-require "spec"
-require "json"
-require "../src/invidious/helpers/i18n.cr"
-
-describe "Locales" do
-  describe "#consistency" do
-    locales_list = LOCALES.keys.select! { |key| key != "en-US" }
-
-    locales_list.each do |locale|
-      puts "\nChecking locale #{locale}"
-      failed = false
-
-      # Use "en-US" as the reference
-      LOCALES["en-US"].each_key do |ref_key|
-        # Catch exception in order to give a hint on what caused
-        # the failure, and test one locale completely before failing
-        begin
-          LOCALES[locale].has_key?(ref_key).should be_true
-        rescue
-          failed = true
-          puts "  Missing key in locale #{locale}: '#{ref_key}'"
-        end
-      end
-
-      # Throw failed assertion exception in here
-      failed.should be_false
-    end
-  end
-end