remove redundant files

Author: mikecovlee

csbuild/ecs_generator.json

@@ -3,7 +3,7 @@
     "Name": "ecs_generator",
     "Info": "Extended CovScript(ECS Lang) Generator",
     "Author": "Michael Lee",
-    "Version": "4.0.0a-230502",
+    "Version": "4.0.0b-230502",
     "Target": "imports/ecs_generator.csp",
     "Dependencies": [
         "parsergen",

imports/ecs_generator.csp

@@ -40,7 +40,7 @@ package ecs_generator
 # Master
 
 namespace ecs_info
-    constant version = "4.0.0 Cuon alpinus(Preview) Build 230502"
+    constant version = "4.0.0 Cuon alpinus(Unstable) Build 230502"
     constant std_version = "210605"
 end