Release google-cloud-storage 1.28.0 (#7593)

* Add Object Lifecycle Management fields
  * Add custom_time_before to Lifecycle::Rule
  * Add days_since_custom_time to Lifecycle::Rule
  * Add days_since_noncurrent_time to Lifecycle::Rule
  * Add noncurrent_time_before to Lifecycle::Rule
  * Add File#custom_time and #custom_time=

Author: quartzmo

google-cloud-storage/CHANGELOG.md

@@ -1,5 +1,14 @@
 # Release History
 
+### 1.28.0 / 2020-08-26
+
+* Add Object Lifecycle Management fields
+  * Add custom_time_before to Lifecycle::Rule
+  * Add days_since_custom_time to Lifecycle::Rule
+  * Add days_since_noncurrent_time to Lifecycle::Rule
+  * Add noncurrent_time_before to Lifecycle::Rule
+  * Add File#custom_time and #custom_time=
+
 ### 1.27.0 / 2020-07-29
 
 #### Features

google-cloud-storage/lib/google/cloud/storage/version.rb

@@ -16,7 +16,7 @@
 module Google
   module Cloud
     module Storage
-      VERSION = "1.27.0".freeze
+      VERSION = "1.28.0".freeze
     end
   end
 end