Added test hook for SSL certificates page.

Signed-off-by: Sandeepa Singh <sandeepa.singh@ibm.com>
Change-Id: Ia1647adcf2499cafe749b91e444c1fc97401cd7a
diff --git a/src/views/AccessControl/SslCertificates/ModalGenerateCsr.vue b/src/views/AccessControl/SslCertificates/ModalGenerateCsr.vue
index a5dc4e7..6544c2c 100644
--- a/src/views/AccessControl/SslCertificates/ModalGenerateCsr.vue
+++ b/src/views/AccessControl/SslCertificates/ModalGenerateCsr.vue
@@ -235,6 +235,7 @@
                         $t('pageSslCertificates.modal.duplicateAlternateName')
                       "
                       placeholder=""
+                      data-test-id="modalGenerateCsr-input-alternateName"
                     >
                       <template #add-button-text>
                         <icon-add /> {{ $t('global.action.add') }}