style: format code with autopep8

Format code with autopep8

This commit fixes the style issues introduced in 2fa0740 according to the output
from Autopep8.

Details: https://app.deepsource.com/gh/avinashkranjan/Amazing-Python-Scripts/transform/960ac421-22f9-4bf6-8689-76500b996d5f/

Author: deepsource-autofix[bot]

hexCalculator/hexCalculator.py

@@ -2,18 +2,20 @@
                     5: '5', 6: '6', 7: '7',
                     8: '8', 9: '9', 10: 'A', 11: 'B', 12: 'C',
                     13: 'D', 14: 'E', 15: 'F'}
- 
+
+
 def decimalToHexadecimal(a):
     b = ''
-    while(a > 0):
+    while (a > 0):
         remainder = a % 16
         b = conversion_table[remainder] + b
         a = a // 16
- 
+
     return b
 
+
 decimal = int(input("Enter decimal value: "))
 hexadecimal = decimalToHexadecimal(decimal)
 
 print("Decimal Value:", decimal)
-print("Hexadecimal Value:", hexadecimal)
+print("Hexadecimal Value:", hexadecimal)