Angular upgrade

	- Upgraded Angular from 14 to 15 version.

Change-Id: I2339a04020153cbc9ed7a14bfe8e0aa265e507da
Signed-off-by: SANDHYA.JS <sandhya.j@tataelxsi.co.in>
diff --git a/src/app/packages/instantiate-net-slice-template/InstantiateNetSliceTemplateComponent.html b/src/app/packages/instantiate-net-slice-template/InstantiateNetSliceTemplateComponent.html
index af52927..61df6a9 100644
--- a/src/app/packages/instantiate-net-slice-template/InstantiateNetSliceTemplateComponent.html
+++ b/src/app/packages/instantiate-net-slice-template/InstantiateNetSliceTemplateComponent.html
@@ -23,7 +23,7 @@
     </button>
   </div>
   <div class="modal-body modal-body-custom-height netsliceinstantiate-ns">
-    <div class="form-group row">
+    <div class="form-group row mb-3">
       <label class="col-sm-12 col-form-label mandatory-label"
         [ngClass]="{'text-danger': netSliceInstantiateForm.invalid === true && submitted === true}">{{'MANDATORYCHECK' | translate}}</label>
       <label class="col-sm-4 col-form-label" for="nsiName">{{'PAGE.NSTINSTANCEINSTANTIATE.NSNAME' | translate}}*</label>
@@ -33,7 +33,7 @@
           id="nsiName" [ngClass]="{ 'is-invalid': submitted && f.nsiName.errors }" required>
       </div>
     </div>
-    <div class="form-group row">
+    <div class="form-group row mb-3">
       <label class="col-sm-4 col-form-label"
         for="nsiDescription">{{'PAGE.NSTINSTANCEINSTANTIATE.DESCRIPTION' | translate}}*</label>
       <div class="col-sm-8">
@@ -42,7 +42,7 @@
           [ngClass]="{ 'is-invalid': submitted && f.nsiDescription.errors }" required></textarea>
       </div>
     </div>
-    <div class="form-group row">
+    <div class="form-group row mb-3">
       <label class="col-sm-4 col-form-label" for="nstId">{{'PAGE.NSTINSTANCEINSTANTIATE.NSTID' | translate}}*</label>
       <div class="col-sm-8">
         <ng-select [items]="netSliceSelect" bindLabel="name" bindValue="_id"
@@ -52,7 +52,7 @@
         </ng-select>
       </div>
     </div>
-    <div class="form-group row">
+    <div class="form-group row mb-3">
       <label class="col-sm-4 col-form-label"
         for="vimAccountId">{{'PAGE.NSTINSTANCEINSTANTIATE.VIMACCOUNT' | translate}}*</label>
       <div class="col-sm-8">
@@ -63,29 +63,27 @@
         </ng-select>
       </div>
     </div>
-    <div class="form-group row">
+    <div class="form-group row mb-3">
       <label class="col-sm-4 col-form-label" for="ssh_keys">{{'PAGE.NSTINSTANCEINSTANTIATE.SSHKEY' | translate}}</label>
       <div class="col-sm-8">
         <textarea class="form-control" placeholder="{{'PAGE.NSTINSTANCEINSTANTIATE.SSHKEYMSG' | translate}}"
           formControlName="ssh_keys" id="ssh_keys"></textarea>
         <div class="fileupload-text mt-1 mb-1">{{'FILEUPLOADLABEL' | translate}}</div>
         <div class="custom-file">
-          <input type="file" #fileInputSSH class="custom-file-input" (change)="sshFile($event.target.files)"
+          <input type="file" #fileInputSSH class="fileupload custom-file-input" (change)="sshFile($event.target.files)"
             id="customSSHFile">
-          <label class="custom-file-label" #fileInputSSHLabel for="customSSHFile">{{'CHOOSEFILE' | translate}}</label>
         </div>
       </div>
     </div>
-    <div class="form-group row">
+    <div class="form-group row mb-3">
       <label class="col-sm-4 col-form-label" for="config">{{'CONFIG' | translate}}</label>
       <div class="col-sm-8">
         <textarea class="form-control" placeholder="{{'YAMLCONFIG' | translate}}" formControlName="config"
           id="config"></textarea>
         <div class="fileupload-text mt-1 mb-1">{{'FILEUPLOADLABEL' | translate}}</div>
         <div class="custom-file">
-          <input type="file" #fileInputConfig class="custom-file-input" (change)="configFile($event.target.files)"
-            id="customConfigFile">
-          <label class="custom-file-label" #fileInputConfigLabel for="customConfigFile">{{'CHOOSEFILE' | translate}}</label>
+          <input type="file" #fileInputConfig class="fileupload custom-file-input" (change)="configFile($event.target.files)"
+          id="customConfigFile">
         </div>
       </div>
     </div>