Update Palindrome_Checker.py

I have made a small change in lines 6 and 7.
Actually we don't need to initialize the variables 'phrase' and 'givenphrase'.

Author: Naman-Garg-06

Palindrome_Checker.py

@@ -3,8 +3,8 @@
 # PALINDROME: A word, phrase, or sequence that reads the same backward as forward
 
 samplePhrase = "A man, a plan, a cat, a ham, a yak, a yam, a hat, a canal-Panama!"
-givenPhrase = ""
-phrase = ""
+#givenPhrase = ""
+#phrase = ""
 
 givenPhrase = input("\nPlease input a phrase:(Press ENTER to use the sample phrase) ")