Update aws-sdk version

Gemfile

@@ -24,7 +24,7 @@ gem 'pundit'
 gem 'rolify'
 
 group :production do
-  gem 'aws-sdk'
+  gem 'aws-sdk', '< 2.0'
   gem 'rails_12factor'
   gem 'pg'
   gem 'puma'

Gemfile.lock

@@ -49,12 +49,11 @@ GEM
     autoprefixer-rails (5.2.1)
       execjs
       json
-    aws-sdk (2.1.30)
-      aws-sdk-resources (= 2.1.30)
-    aws-sdk-core (2.1.30)
-      jmespath (~> 1.0)
-    aws-sdk-resources (2.1.30)
-      aws-sdk-core (= 2.1.30)
+    aws-sdk (1.66.0)
+      aws-sdk-v1 (= 1.66.0)
+    aws-sdk-v1 (1.66.0)
+      json (~> 1.4)
+      nokogiri (>= 1.4.4)
     better_errors (2.1.1)
       coderay (>= 1.0.0)
       erubis (>= 2.6.6)
@@ -98,7 +97,6 @@ GEM
     jbuilder (2.3.1)
       activesupport (>= 3.0.0, < 5)
       multi_json (~> 1.2)
-    jmespath (1.1.3)
     jquery-rails (4.0.5)
       rails-dom-testing (~> 1.0)
       railties (>= 4.2.0)
@@ -239,7 +237,7 @@ PLATFORMS
 
 DEPENDENCIES
   active_model_serializers
-  aws-sdk
+  aws-sdk (< 2.0)
   better_errors
   bootstrap-sass
   bullet