update syntax

Author: SHIBINSHA02

leetcode_backend/backend/settings.py

@@ -21,7 +21,7 @@
 
 # SECURITY WARNING: keep the secret key used in production secret!
 SECRET_KEY = 'django-insecure-3i1tui3mzz&3ovzlutdog7y!j=8o9(vuah3yg*k!a57r%u(6%w'
-GEMINI_API_KEY = "AIzaSyCEtv_0PJw6NRF-LaMbrWlihi2fxKjUkOs"
+GEMINI_API_KEY = 'AIzaSyCEtv_0PJw6NRF-LaMbrWlihi2fxKjUkOs'
 
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = False