Update convert_number_to_words.py

Author: cclauss

conversions/convert_number_to_words.py

@@ -54,7 +54,7 @@ def max_value(cls, system: str) -> int:
 
 
 class NumberWords(Enum):
-    ONES: ClassVar[dict[int, str]] = {
+    ONES = {
         0: "",
         1: "one",
         2: "two",
@@ -67,7 +67,7 @@ class NumberWords(Enum):
         9: "nine",
     }
 
-    TEENS: ClassVar[dict[int, str]] = {
+    TEENS = {
         0: "ten",
         1: "eleven",
         2: "twelve",
@@ -80,7 +80,7 @@ class NumberWords(Enum):
         9: "nineteen",
     }
 
-    TENS: ClassVar[dict[int, str]] = {
+    TEN = {
         2: "twenty",
         3: "thirty",
         4: "forty",