update 2.5.1 release notes

Author: asolntsev

docs/releases/2.5.1.md

@@ -0,0 +1,18 @@
+# Datafaker 2.5.1-SNAPSHOT (TBD)
+
+## What's Changed
+
+* Add ability to use whitelist conditions by @snuyanzin in https://github.com/datafaker-net/datafaker/pull/1668
+* Update _PL.yml with country phone code by @kopernic-pl in https://github.com/datafaker-net/datafaker/pull/1663
+* #1659 fix method `faker.text().text(1, 64, true, false, true)` by @asolntsev in https://github.com/datafaker-net/datafaker/pull/1660
+* Added missing link for deprecation warning. by @bodiam in https://github.com/datafaker-net/datafaker/pull/1662
+* Fix possible issue with tr locale in testUsernameWithSpaces by @snuyanzin in https://github.com/datafaker-net/datafaker/pull/1669
+* Stop using Internet#username() interally by @kingthorin in https://github.com/datafaker-net/datafaker/pull/1671
+
+## New Contributors
+
+* @maxandersen made their first contribution in https://github.com/datafaker-net/datafaker/pull/1661
+* @kopernic-pl made their first contribution in https://github.com/datafaker-net/datafaker/pull/1663
+
+**Full Changelog**: https://github.com/datafaker-net/datafaker/compare/2.5.0...2.5.1
+