Rubocop fixes

Author: LaRita Robinson

app/controllers/catalog_controller_decorator.rb

@@ -51,7 +51,7 @@ def self.uploaded_field
 
     config.index_fields.delete(key)
   end
-  config.add_index_field 'based_near_label_tesim', itemprop: 'contentLocation', link_to_facet: 'based_near_label_sim' 
+  config.add_index_field 'based_near_label_tesim', itemprop: 'contentLocation', link_to_facet: 'based_near_label_sim'
   config.add_index_field solr_name("title", :stored_searchable), label: "Title", itemprop: 'name', if: false
   config.add_index_field solr_name("creator", :stored_searchable), itemprop: 'creator', link_to_search: solr_name("creator", :facetable)
   config.add_index_field solr_name("date", :stored_searchable), itemprop: 'date'

app/helpers/hyku_knapsack/application_helper.rb

@@ -39,7 +39,7 @@ def self.cross_tenant_search_host
       # I'm providing quite a few fallbacks, as this URL is used on the first page you'll see in a
       # new Hyku instance.
       ENV["HYKU_CROSS_TENANT_SEARCH_HOST"].presence ||
-        Account.where(search_only: true).limit(1).pluck(:cname)&.first ||
+        Account.where(search_only: true).limit(1).pick(:cname) ||
         "search.hykucommons.org"
     end
   end

spec/rails_helper.rb

@@ -35,7 +35,7 @@
 
 RSpec.configure do |config|
   # Remove this line if you're not using ActiveRecord or ActiveRecord fixtures
-  config.fixture_path = "#{::Rails.root}/spec/fixtures"
+  config.fixture_path = Rails.root.join("spec", "fixtures").to_s
 
   # They enable url_helpers not to throw error in Rspec system spec and request spec.
   # config.include Rails.application.routes.url_helpers