[+] Extend support for Python 3.7 3.8

hypy_utils/__init__.py

@@ -1,4 +1,7 @@
-__version__ = "1.0.5"
+from __future__ import annotations
+
+
+__version__ = "1.0.6"
 
 import dataclasses
 import hashlib

hypy_utils/__main__.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 
 def main():
     print('🐱')