Add comment meta test, correct post meta list test

Author: thrijith

features/comment-meta.feature

@@ -74,3 +74,10 @@ Feature: Manage comment custom fields
       | 1          | apple    | banana                                  |
       | 1          | banana   | a:2:{i:0;s:5:"apple";i:1;s:5:"apple";}  |
 
+    When I run `wp comment meta list 1 --unserialize`
+    Then STDOUT should be a table containing rows:
+      | comment_id | meta_key | meta_value         |
+      | 1          | apple    | banana             |
+      | 1          | apple    | banana             |
+      | 1          | banana   | ["apple","apple"]  |
+

features/post-meta.feature

@@ -66,10 +66,10 @@ Feature: Manage post custom fields
 
     When I run `wp post meta list 1 --unserialize`
     Then STDOUT should be a table containing rows:
-      | post_id | meta_key | meta_value                              |
-      | 1       | apple    | banana                                  |
-      | 1       | apple    | banana                                  |
-      | 1       | banana   | ["apple","apple"]                       |
+      | post_id | meta_key | meta_value         |
+      | 1       | apple    | banana             |
+      | 1       | apple    | banana             |
+      | 1       | banana   | ["apple","apple"]  |
 
     When I run `wp post meta list 1 --orderby=id --order=desc`
     Then STDOUT should be a table containing rows: