Chore: ditch the abandoned ngx-bootstrap-icons, roll our own (#14665)

src-ui/src/app/components/common/input/custom-fields-values/custom-fields-values.component.html

@@ -75,7 +75,7 @@
         }
       }
       <button type="button" class="btn btn-link text-danger" (click)="removeSelectedField.next(fieldId)" aria-label="Remove custom field" i18n-aria-label>
-        <i-bs name="trash"></i-bs>
+        <pngx-bs-icon name="trash"></pngx-bs-icon>
       </button>
     </div>
   }