Appraisals in avro-builder-0.16.1 vs Appraisals in avro-builder-0.16.2

@@ -1,10 +1,20 @@
+# frozen_string_literal: true
+
 appraise 'avro-1.8.2' do
   gem 'avro', '1.8.2'
 end
 
 appraise 'avro-1.9.0' do
   gem 'avro', '1.9.0'
+end
+
+appraise 'avro-1.9.1' do
+  gem 'avro', '1.9.1'
+end
+
+appraise 'avro-1.10.0' do
+  gem 'avro', '1.10.0'
 end
 
 appraise 'avro-patches-0.x' do
   gem 'avro', '1.8.2'
   gem 'avro-patches', '< 1.0.0'