PLT-6595-Server: Job Management APIs. (#6931)

* PLT-6595-Server: Job Management APIs.

* MANAGE_JOBS Permission

* Fix test.

i18n/en.json

@@ -3371,6 +3371,14 @@
     "id": "authentication.permissions.create_team_roles.name",
     "translation": "Create Teams"
   },
+  {
+    "id": "authentication.permissions.manage_jobs.description",
+    "translation": "Ability to manage jobs"
+  },
+  {
+    "id": "authentication.permissions.manage_jobs.name",
+    "translation": "Manage Jobs"
+  },
   {
     "id": "authentication.permissions.manage_team_roles.description",
     "translation": "Ability to change the roles of a team member"
@@ -4471,6 +4479,22 @@
     "id": "model.incoming_hook.user_id.app_error",
     "translation": "Invalid user id"
   },
+  {
+    "id": "model.job.is_valid.id.app_error",
+    "translation": "Invalid job Id"
+  },
+  {
+    "id": "model.job.is_valid.create_at.app_error",
+    "translation": "Create at must be a valid time"
+  },
+  {
+    "id": "model.job.is_valid.type.app_error",
+    "translation": "Invalid job type"
+  },
+  {
+    "id": "model.job.is_valid.status.app_error",
+    "translation": "Invalid job status"
+  },
   {
     "id": "model.oauth.is_valid.app_id.app_error",
     "translation": "Invalid app id"