scripts/checkstack.pl: fix minor spelling mistake

scripts/checkstack.pl: fix minor spelling mistake

[Du Dengke]

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Hi maintainer:
    This is a patch to fix scripts/checkstack.pl minor spelling mistake.
Thanks!

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From 7ba3dd46949476bd6ea8871cd7af3d52417f875c Mon Sep 17 00:00:00 2001
From: zhaoxinchao <wanghuo@ucas.com.cn>
Date: Thu, 9 Sep 2021 01:45:59 -0700
Subject: [PATCH] scripts/checkstack.pl: fix minor spelling mistakes.

Signed-off-by: zhaoxinchao <wanghuo@ucas.com.cn>
---
 scripts/checkstack.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl
index d2c38584ece6..a4391128b055 100755
--- a/scripts/checkstack.pl
+++ b/scripts/checkstack.pl
@@ -30,7 +30,7 @@ use strict;
 # $& (whole re) matches the complete objdump line with the stack growth
 # $1 (first bracket) matches the size of the stack growth
 #
-# $dre is similar, but for dynamic stack redutions:
+# $dre is similar, but for dynamic stack reductions:
 # $& (whole re) matches the complete objdump line with the stack growth
 # $1 (first bracket) matches the dynamic amount of the stack growth
 #
-- 
2.17.1