Misc. typos (#8694)

Found via `codespell -q 3 --skip="./app/javascript/mastodon/locales,./config/locales"`

spec/controllers/concerns/localized_spec.rb

@@ -28,7 +28,7 @@ describe ApplicationController, type: :controller do
       expect(I18n.locale).to eq :fa
     end
 
-    it 'sets available and compatible langauge if none of available languages are preferred' do
+    it 'sets available and compatible language if none of available languages are preferred' do
       request.headers['Accept-Language'] = 'fa-IR'
       get 'success'
       expect(I18n.locale).to eq :fa

spec/controllers/emojis_controller_spec.rb

@@ -6,11 +6,11 @@ describe EmojisController do
   let(:emoji) { Fabricate(:custom_emoji) }
 
   describe 'GET #show' do
-    subject(:responce) { get :show, params: { id: emoji.id, format: :json } }
+    subject(:response) { get :show, params: { id: emoji.id, format: :json } }
     subject(:body) { JSON.parse(response.body, symbolize_names: true) }
 
     it 'returns the right response' do
-      expect(responce).to have_http_status 200
+      expect(response).to have_http_status 200
       expect(body[:name]).to eq ':coolcat:'
     end
   end

spec/controllers/stream_entries_controller_spec.rb

@@ -4,7 +4,7 @@ RSpec.describe StreamEntriesController, type: :controller do
   render_views
 
   shared_examples 'before_action' do |route|
-    context 'when account is not suspended anbd stream_entry is available' do
+    context 'when account is not suspended and stream_entry is available' do
       it 'assigns instance variables' do
         status = Fabricate(:status)
 

spec/models/account_spec.rb

@@ -559,7 +559,7 @@ RSpec.describe Account, type: :model do
     end
 
     context 'when is local' do
-      it 'is invalid if the username is not unique in case-insensitive comparsion among local accounts' do
+      it 'is invalid if the username is not unique in case-insensitive comparison among local accounts' do
         account_1 = Fabricate(:account, username: 'the_doctor')
         account_2 = Fabricate.build(:account, username: 'the_Doctor')
         account_2.valid?

spec/models/subscription_spec.rb

@@ -18,7 +18,7 @@ RSpec.describe Subscription, type: :model do
   end
 
   describe 'lease_seconds' do
-    it 'returns the time remaing until expiration' do
+    it 'returns the time remaining until expiration' do
       datetime = 1.day.from_now
       subscription = Subscription.new(expires_at: datetime)
       travel_to(datetime - 12.hours) do

spec/services/process_feed_service_spec.rb

@@ -166,7 +166,7 @@ XML
     expect(created_statuses.first.reblog.text).to eq 'Overwatch rocks'
   end
 
-  it 'ignores reblogs if it failed to retreive reblogged statuses' do
+  it 'ignores reblogs if it failed to retrieve reblogged statuses' do
     stub_request(:get, 'https://overwatch.com/users/tracer/updates/1').to_return(status: 404)
 
     actor = Fabricate(:account, username: 'tracer', domain: 'overwatch.com')