Firmware page vuelidate and form file error fix

While add a file in the form file vuelidate error occurs and global
component form file not return a file, by emit the $event in form file
fix the issue.

Change-Id: Icbeddc7a3faa262f12e85268206ae70950f37905
Signed-off-by: Surya Venkatesan <suryav@ami.com>
diff --git a/src/components/Global/FormFile.vue b/src/components/Global/FormFile.vue
index ccdc038..bb3b46f 100644
--- a/src/components/Global/FormFile.vue
+++ b/src/components/Global/FormFile.vue
@@ -8,7 +8,7 @@
         :disabled="disabled"
         :state="state"
         plain
-        @input="$emit('input', file)"
+        @input="$emit('input', $event)"
       >
       </b-form-file>
       <span
diff --git a/src/views/Operations/Firmware/FirmwareFormUpdate.vue b/src/views/Operations/Firmware/FirmwareFormUpdate.vue
index dfb5c68..4346747 100644
--- a/src/views/Operations/Firmware/FirmwareFormUpdate.vue
+++ b/src/views/Operations/Firmware/FirmwareFormUpdate.vue
@@ -11,7 +11,7 @@
             <form-file
               id="image-file"
               :disabled="isPageDisabled"
-              :state="getValidationState($v.file)"
+              :state="getValidationState(v$.file)"
               aria-describedby="image-file-help-block"
               @input="onFileUpload($event)"
             >
@@ -69,7 +69,7 @@
   },
   setup() {
     return {
-      $v: useVuelidate(),
+      v$: useVuelidate(),
     };
   },
   data() {
@@ -81,12 +81,10 @@
         process.env.VUE_APP_SERVER_OFF_REQUIRED === 'true',
     };
   },
-  validations() {
-    return {
-      file: {
-        required,
-      },
-    };
+  validations: {
+    file: {
+      required,
+    },
   },
   created() {
     this.$store.dispatch('firmware/getUpdateServiceSettings');
@@ -122,13 +120,13 @@
         });
     },
     onSubmitUpload() {
-      this.$v.$touch();
-      if (this.$v.$invalid) return;
+      this.v$.$touch();
+      if (this.v$.$invalid) return;
       this.$bvModal.show('modal-update-firmware');
     },
     onFileUpload(file) {
       this.file = file;
-      this.$v.file.$touch();
+      this.v$.file.$touch();
     },
   },
 };