Pull request: scripts: imp linter scripts

Merge in DNS/adguard-home from imp-lint to master

Squashed commit of the following:

commit f5b5115a225431855798764770423209e03d6020
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Mon Aug 23 17:57:59 2021 +0300

    scripts: imp linter scripts

scripts/make/txt-lint.sh

@@ -46,4 +46,5 @@ not_found() {
 }
 trap not_found EXIT
 
-git ls-files -- '*.md' '*.yaml' '*.yml' | xargs misspell --error
+git ls-files -- '*.md' '*.yaml' '*.yml' 'client/src/__locales/en.json'\
+	| xargs misspell --error