Removed unused api TrendsController from ruby

• Removed:
- unused api TrendsController from ruby

app/controllers/api/v1/trends_controller.rb

@@ -1,21 +0,0 @@
-# frozen_string_literal: true
-
-class Api::V1::TrendsController < Api::BaseController
-  include Authorization
-
-  before_action -> { doorkeeper_authorize! :read }
-  before_action :require_user!
-  before_action :set_tags
-
-  respond_to :json
-
-  def index
-    render json: @tags, each_serializer: REST::TagSerializer
-  end
-
-  private
-
-  def set_tags
-    @tags = TrendingTags.get(7)
-  end
-end

config/routes.rb

@@ -336,7 +336,6 @@ Rails.application.routes.draw do
       resources :suggestions, only: [:index, :destroy]
       resources :scheduled_statuses, only: [:index, :show, :update, :destroy]
       resources :preferences, only: [:index]
-      resources :trends, only: [:index]
       resources :group_categories, only: [:index]
 
       resources :conversations, only: [:index, :destroy] do