input: Write a python function to search for tweets with a given hashtag using Tweepy.
  assert len(search_tweets('#jokeoftheday', 10)) == 10
  assert len(search_tweets('#python', 5)) == 5
  assert all('#jokeoftheday' in tweet['text'] for tweet in search_tweets('#jokeoftheday', 3))
output: def search_tweets(hashtag, count):
      import tweepy
  
      # Authentication credentials (you need to replace these with your own keys)
      consumer_key = 'YOUR_CONSUMER_KEY'
      consumer_secret = 'YOUR_CONSUMER_SECRET'
      access_token = 'YOUR_ACCESS_TOKEN'
      access_token_secret = 'YOUR_ACCESS_TOKEN_SECRET'
  
      # Authenticate to Twitter
      auth = tweepy.OAuth1UserHandler(consumer_key, consumer_secret, access_token, access_token_secret)
      api = tweepy.API(auth)
  
      # Search for tweets with the given hashtag
      tweets = api.search_tweets(q=hashtag, count=count)
  
      # Extract tweet text and return them in a list of dictionaries
      result = [{'text': tweet.text} for tweet in tweets]
      return result