chore: add mathplayzone.com

Author: piquark6046

sources/banner.txt

@@ -842,6 +842,8 @@
 // @match        *://*.kurashinista.jp/*
 // @match        *://nationaltoday.com/*
 // @match        *://*.nationaltoday.com/*
+// @match        *://mathplayzone.com/*
+// @match        *://*.mathplayzone.com/*
 //
 // @description        tinyShield allows AdGuard, uBlock Origin, Brave and ABP to resist against Ad-Shield quickly.
 // @description:ko     tinyShield는 AdGuard, uBlock Origin, Brave 와 ABP가 애드쉴드에 빠르게 저항할 수 있도록 합니다.