Rename permision_eval - permission_eval

Hopefully this will help with getting rid of all the errors
that we've been receiving for PermissionEval.

Closes SCI-2991.

app/services/smart_annotations/permission_eval.rb

@@ -6,7 +6,7 @@ module SmartAnnotations
       include Canaid::Helpers::PermissionsHelper
 
       def check(user, team, type, object)
-        send("validate_#{type}_permissions", user, team, object)
+        __send__("validate_#{type}_permissions", user, team, object)
       end
 
       private

app/services/smart_annotations/tag_to_html.rb

@@ -1,8 +1,5 @@
 # frozen_string_literal: true
 
-require 'smart_annotations/permision_eval'
-require 'smart_annotations/html_preview'
-
 module SmartAnnotations
   class TagToHtml
     attr_reader :html

app/services/smart_annotations/tag_to_text.rb

@@ -1,8 +1,5 @@
 # frozen_string_literal: true
 
-require 'smart_annotations/permision_eval'
-require 'smart_annotations/text_preview'
-
 module SmartAnnotations
   class TagToText
     attr_reader :text