updated websockets lib to support python 3.7+

Author: sacOO7

pyproject.toml

@@ -41,7 +41,10 @@ h2 = "^4.1.0" # required for httx package, HTTP2 communication
 # Optional dependencies
 pycrypto = { version = "^2.6.1", optional = true }
 pycryptodome = { version = "*", optional = true }
-websockets = "^11.0"
+websockets = [
+  { version = "^11.0", python = "~3.7" },
+  { version = "^12.0", python = "^3.8" }
+]
 pyee = [
   { version = "^9.0.4", python = "~3.7" },
   { version = "^11.1.0", python = "^3.8" }