Update pluralization.md (#2038)

Fix spelling errors in the word 'global'.

Author: PuppyOne

docs/guide/essentials/pluralization.md

@@ -34,7 +34,7 @@ Vue I18n offers some ways to support pluralization. Here we’ll use the `$t`.
 :::tip NOTE
 Some ways to support pluralization are:
 
-- injected gloal `$t`
+- injected global `$t`
 - `v-t` custom directive
 - built-in Translation component (`i18n-t`)
 - exported `t` from `useI18n` (for Composition API mode)