feat: update requirements

Author: Insmael

requirements.txt

@@ -1,2 +1,4 @@
-requests==2.22.0
-websocket-client==1.1.0
+requests==2.31.0
+websocket-client==1.1.0
+dacite==1.8.1
+typing_extensions==4.9.0

setup.py

@@ -27,12 +27,12 @@
     url="https://github.com/cryptomkt/cryptomkt-python",
     install_requires=REQUIREMENTS,
     author="CryptoMarket",
-    python_requires='>=3.6',
+    python_requires='>=3.8',
     classifiers=(
         "Intended Audience :: Developers",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.6",
-        "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3:: Only",
+        "Programming Language :: Python :: 3.8",
         "License :: OSI Approved :: MIT License",
         "Operating System :: OS Independent",
         "Topic :: Software Development :: Libraries :: Python Modules",