Fixed errors in various shell examples

Author: bbiggerr

openapi.yaml

@@ -2787,7 +2787,7 @@ paths:
             curl -H "Content-Type: application/json" \
                 -H "Authorization: Bearer $TOKEN" \
                 -X PUT -d '{
-                    "network_helper": true,
+                    "network_helper": true
                 }' \
                 https://api.linode.com/v4/account/settings
         - lang: CLI
@@ -3228,7 +3228,7 @@ paths:
                       {
                         "id": 345,
                         "permissions": "read_only"
-                      },
+                      }
                     ],
                     "longview": [
                       {
@@ -3785,7 +3785,7 @@ paths:
                     "duration": 3,
                     "hour_of_day": 12,
                     "day_of_week": 4,
-                    "week_of_month": 3,
+                    "week_of_month": 3
                   }
               }' \
               https://api.linode.com/v4/databases/mysql/instances/123
@@ -4569,7 +4569,7 @@ paths:
                     "duration": 3,
                     "hour_of_day": 12,
                     "day_of_week": 4,
-                    "week_of_month": 3,
+                    "week_of_month": 3
                   }
               }' \
               https://api.linode.com/v4/databases/postgresql/instances/123