Fix coding standards

spec/uh/wm/dispatcher_spec.rb

@@ -1,7 +1,7 @@
 module Uh
   module WM
     RSpec.describe Dispatcher do
-      subject(:dispatcher)  { described_class.new }
+      subject(:dispatcher) { described_class.new }
 
       describe '#[]' do
         context 'when given key for existing hook' do

spec/uh/wm/runner_spec.rb

@@ -68,7 +68,7 @@ module Uh
       describe '#register_event_hooks' do
         it 'registers quit event hook' do
           runner.register_event_hooks
-          expect(runner).to receive(:stop!)
+          expect(runner).to receive :stop!
           runner.events.emit :quit
         end