fix(limit-count): conf with group and disable can't be configured

apisix/plugins/limit-count.lua

@@ -139,7 +139,7 @@ local _M = {
 
 
 local function group_conf(conf)
-    return conf
+    return core.table.deepcopy(conf)
 end
 
 

t/plugin/limit-count2.t

@@ -764,3 +764,40 @@ limit key: afafafhao2:remote_addr
 limit key: afafafhao2:remote_addr
 --- response_body
 [200,200,503,503]
+
+
+
+=== TEST 22: group with disable
+--- config
+    location /t {
+        content_by_lua_block {
+            local t = require("lib.test_admin").test
+            local code, body = t('/apisix/admin/services/1',
+                 ngx.HTTP_PUT,
+                 [[{
+                    "plugins": {
+                        "limit-count": {
+                            "count": 2,
+                            "time_window": 60,
+                            "rejected_code": 503,
+                            "group": "abcd",
+                            "disable": false
+                        }
+                    },
+                    "upstream": {
+                        "nodes": {
+                            "127.0.0.1:1980": 1
+                        },
+                        "type": "roundrobin"
+                    }
+                }]]
+                )
+
+            if code >= 300 then
+                ngx.status = code
+            end
+            ngx.say(body)
+        }
+    }
+--- response_body
+passed