Fix en.json

Missed some commas in previous commit

i18n/en.json

@@ -397,14 +397,14 @@
         "private": "**Private Issue**",
         "total": "$1 {{PLURAL:$2|issue|issues}} fixed",
         "issueLink": {
-            "duplicates": "duplicates $1"
-            "relates_to": "relates to $1"
-            "blocks": "blocks $1"
-            "is_blocked_by": "is blocked by $1"
-            "testing_discovered": "testing discovered $1"
-            "discovered_while_testing": "discovered while testing $1"
-            "clones": "clones $1"
-            "is_cloned_by": "is cloned by $1"
+            "duplicates": "duplicates $1",
+            "relates_to": "relates to $1",
+            "blocks": "blocks $1",
+            "is_blocked_by": "is blocked by $1",
+            "testing_discovered": "testing discovered $1",
+            "discovered_while_testing": "discovered while testing $1",
+            "clones": "clones $1",
+            "is_cloned_by": "is cloned by $1",
             "is_duplicated_by": "is duplicated by $1"
         },
         "status": {