feat: 按照open_set中的示例调整语法 (#71)

添加了构建LR分析表冲突的报错

Reviewed-on: PostGuard/Canon#71

Canon.Core/Enums/SemanticEnums.cs

@@ -62,7 +62,9 @@ public enum KeywordType
     Not,
     Mod,
     And,
-    Or
+    Or,
+    True,
+    False
 }
 
 public enum OperatorType
@@ -99,11 +101,3 @@ public enum StateType
     Unknown,
     Done
 }
-
-public enum BasicIdType
-{
-    Int,
-    Real,
-    Char,
-    Bool
-}