style: Lua 统一缩进 4 空格

rime.lua

@@ -83,18 +83,18 @@ cold_word_drop_filter = require("cold_word_drop.filter")
 -- 详情 https://github.com/hchunhui/librime-lua/issues/307
 -- 这样也不会导致卡顿，那就每次都调用一下吧，内存稳稳的
 function force_gc()
-	-- collectgarbage()
-	collectgarbage("step")
+    -- collectgarbage()
+    collectgarbage("step")
 end
 
 -- 临时用的
 function debug_checker(input, env)
-	for cand in input:iter() do
-		yield(ShadowCandidate(
-			cand,
-			cand.type,
-			cand.text,
-			env.engine.context.input .. " - " .. env.engine.context:get_preedit().text .. " - " .. cand.preedit
-		))
-	end
+    for cand in input:iter() do
+        yield(ShadowCandidate(
+            cand,
+            cand.type,
+            cand.text,
+            env.engine.context.input .. " - " .. env.engine.context:get_preedit().text .. " - " .. cand.preedit
+        ))
+    end
 end