Update changelog for 1.8.0

Author: alexdunae

CHANGELOG.md

@@ -2,6 +2,11 @@
 
 ## [Unreleased]
 
+## [1.8.0]
+
+* Add Internationalized Domain Name support - https://github.com/validates-email-format-of/validates_email_format_of/pull/103 - thanks https://github.com/sbilharz !
+* Add Turkish locale - https://github.com/validates-email-format-of/validates_email_format_of/pull/101 - thanks https://github.com/@krmbzds !
+* Fix inconsistent `generate_messages` behaviour - https://github.com/validates-email-format-of/validates_email_format_of/pull/105
 * ⚠️ Deprecate `:with` option - https://github.com/validates-email-format-of/validates_email_format_of/issues/42
 * Require i18n >= 0.8.0 in modern Ruby versions - https://github.com/advisories/GHSA-34hf-g744-jw64