feat(input): Setting validation status and message. (#172)

* feat(input): Setting validation status and message.

* Update src/components/Input/composables/useInputClasses.ts

* Update docs/components/input/examples/InputValidationExample.vue

* Update docs/components/input/examples/InputValidationExample.vue

* Update docs/components/input.md

* Update docs/components/input.md

---------

Co-authored-by: Ilya Artamonov <ilya.sosidka@gmail.com>

docs/components/input/examples/InputSuffixExample.vue

@@ -1,6 +1,6 @@
 <template>
   <div class="vp-raw">
-    <Input size="lg" placeholder="enter your search query" label="Search">
+    <Input v-model='name' size="lg" placeholder="enter your search query" label="Search">
       <template #prefix>
         <svg aria-hidden="true" class="w-5 h-5 text-gray-500 dark:text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"></path></svg>
       </template>
@@ -11,5 +11,8 @@
   </div>
 </template>
 <script lang="ts" setup>
+import { ref } from 'vue'
 import { Input, Button } from '../../../../src/index'
+
+const name = ref('')
 </script>