chore(release): set package.json to 2.2.1 [skip ci]

## [2.2.1](v2.2.0...v2.2.1) (2021-12-27)

### Reverts

* Revert "feat(): change required logic \n\n BREAKING CHANGE: rules for maxLength, maxNumber etc. will not raise an error if the field is empty and there is no required rule. To validate for required you should defined required rule directly." ([a1bce7e](a1bce7e))

CHANGELOG.md

@@ -1,3 +1,10 @@
+## [2.2.1](https://github.com/horprogs/Just-validate/compare/v2.2.0...v2.2.1) (2021-12-27)
+
+
+### Reverts
+
+* Revert "feat(): change required logic \n\n BREAKING CHANGE: rules for maxLength, maxNumber etc. will not raise an error if the field is empty and there is no required rule. To validate for required you should defined required rule directly." ([a1bce7e](https://github.com/horprogs/Just-validate/commit/a1bce7ed00dbeb1934ee5e3ee060ecefd0013ac6))
+
 # [2.2.0](https://github.com/horprogs/Just-validate/compare/v2.1.0...v2.2.0) (2021-12-27)
 
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "just-validate",
-  "version": "2.2.0",
+  "version": "2.2.1",
   "description": "Modern, simple, lightweight (~5kb gzip) form validation library written in Typescript, with no dependencies (no JQuery!). Support a wide range of pre-defined rules (plus it's possible to define own custom rules), async validation, custom error messages and styles, localization.",
   "scripts": {
     "lint-md": "remark .",