Add TFTP input label and helper text

- Add TFTP input label and helper text for firmware page.

Signed-off-by: Suren Neware <sneware9@in.ibm.com>
Change-Id: I0f1d9f6fda9bf375449da7f8d814953628575775
diff --git a/src/locales/en-US.json b/src/locales/en-US.json
index 0015abc..830d46a 100644
--- a/src/locales/en-US.json
+++ b/src/locales/en-US.json
@@ -211,7 +211,8 @@
       "imageFileName": "Image file name",
       "onlyTarFilesAccepted": "Only .tar files accepted",
       "tftpServer": "TFTP server",
-      "tftpServerIpAddress": "TFTP server IP address",
+      "tftpServerAddress": "TFTP server address",
+      "tftpServerAddressHelper": "IP address or FQDN",
       "uploadAndRebootBmc": "Upload and reboot BMC",
       "uploadLocation": "Upload location",
       "workstation": "Workstation"
diff --git a/src/views/Configuration/Firmware/Firmware.vue b/src/views/Configuration/Firmware/Firmware.vue
index cfdc0a3..e63db51 100644
--- a/src/views/Configuration/Firmware/Firmware.vue
+++ b/src/views/Configuration/Firmware/Firmware.vue
@@ -141,15 +141,19 @@
             <!-- TFTP Server Upload -->
             <template v-else>
               <b-form-group
-                :label="$t('pageFirmware.form.tftpServerIpAddress')"
+                :label="$t('pageFirmware.form.tftpServerAddress')"
                 label-for="tftp-ip"
               >
+                <b-form-text id="server-address-help-block">
+                  {{ $t('pageFirmware.form.tftpServerAddressHelper') }}
+                </b-form-text>
                 <b-form-input
                   id="tftp-id"
                   v-model="tftpIpAddress"
                   type="text"
                   :state="getValidationState($v.tftpIpAddress)"
                   :disabled="isPageDisabled"
+                  aria-describedby="server-address-help-block"
                   @input="$v.tftpIpAddress.$touch()"
                 />
                 <b-form-invalid-feedback role="alert">