README: remove the scheduler pattern

Author: tmrts

Diff for: README.md

@@ -69,7 +69,6 @@ A curated collection of idiomatic design & application patterns for Go language.
 | [Reactor](/concurrency/reactor.md) | Demultiplexes service requests delivered concurrently to a service handler and dispatches them syncronously to the associated request handlers | ✘ |
 | [Parallelism](/concurrency/parallelism.md) | Completes large number of independent tasks | ✔ |
 | [Producer Consumer](/concurrency/producer_consumer.md) | Separates tasks from task executions | ✘ |
-| [Scheduler](/concurrency/scheduler.md) | Orchestrates steps to be performed as part of a task | ✘ |
 
 ## Messaging Patterns
 

Diff for: SUMMARY.md

@@ -40,7 +40,6 @@
     * [Reactor](/concurrency/reactor.md)
     * [Parallelism](/concurrency/parallelism.md)
     * [Producer Consumer](/concurrency/producer_consumer.md)
-    * [Scheduler](/concurrency/scheduler.md)
   * [Messaging Patterns](/README.md#messaging-patterns)
     * [Fan-In](/messaging/fan_in.md)
     * [Fan-Out](/messaging/fan_out.md)